Question # 1

When m₁and m₂and V₂= 0 then velocities become

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V'₁= 0 and V'₂= V₁

V'₂= 0 and V₁= V'₁

V₁= 0 and V'₁= V₂

None of these

A limited region taken on a wavefront which is far away form the source is

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plane wavefront

circular wavefront

spherical wavefront

elliptical wavefront

The speed of flying bee is

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1 ms^-1

5 ms^-1

8 ms^-1

10 ms^-1

Which one is least multiple?

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exa

femto

atto

nano

In integers such as 8,000 Kg, significant zeros are determined by the instrument when least count is 1 Kg

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8.00 × 10³ Kg

8.000 × 10³ Kg

8.00 × 10³ Kg

8.0 × 10³ Kg

Shear modulus for bone is

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15

40

50

80

Angular momentum is conserved under

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Central force

Constant force

Variable force

Uniform force

Moment of inertia of an object does not depend upon

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Mass of object

Mass distribution

Angular velocity

Axis of rotation

In Michelsion's interferometer, if a dark fringe is seen in the beginning, the next dark fringe will appear by moving the moveable mirror through a distance

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λ/2

λ/4

λ

2λ

In a astronomical telescope the final image for normal vision is formed at

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The focal of the eye piece

The least distance of the distinct vision

The focus of the objective lens

Infinity

A collision is an elastic collision in which

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Momentum and K.E. is conserved

Momentum is conserved and K.E. is not conserved

Momentum is not conserved and K.E. is conserved

None of these

The fluid which is incompressible and have streamline flow is called _________ fluid

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Ideal

Viscous

Non ideal

None of these

A student measured the diameter of a wire using a screw gauge with least count 0.001cm.The correct measurement is

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5.3 cm

5.32 cm

5.320 cm

5.3200 cm

The projectile attains maximum horizontal range when it is projected at an angle of

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30°

45°

60°

75°

The numerical values of the ratio of displacement to the distance is

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Always less than one

Always equal to one

Always more than one

Equal to or less than one

The moment of momentum is called

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Couple

Torque

Angular momentum

Force

A stethoscope detects the instant at which the external pressure is

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Greater than systolic pressure

Equal to systolic pressure

Lower than systolic pressure

None of these

Rainbow is formed due to combination of

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Dispersion and total internal reflection

Reflection and refraction

Dispersion and focusing

Refection and scattering

In YDS experiment using white light

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Colored fringes will be obtained

No fringes will be observed

Alternative bright and dark fringes will be seen

None of these

A uniform beam of weight 100 N is 4 m long and is supported 1.0 m from one end. A load of weight wN hangs from that ened and the beam is in equilibrium.What is the value of w?

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50 N

75 N

100 N

200 N

The more readily fissionable isotope of uranium has an atomic mass of:

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220

230

235

240

The escape velocity of a body depends upon

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The mass of the body

The mass of the planet

Volume of body

Density of body

For earth the escape velocity is 11.2 kms^-1. For a planet whose mass and radius are twice those of the earth, the escape velocity will be

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44.8 kms^-1

22.4 kms^-1

11.2 kms^-1

2.8 kms^-1

When a silicon crystal is doped with pentavalent impurity which are

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Boron

Antimony

Gallium

None of these

Taking the earth to be a spherical conductor of diameter 12.8 x 10³ km its capacity will be:

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711 μF

611 μF

811 μF

511 μF

An average energy used by the car-from petrol in its life time

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1 × 10⁹ J

1 × 10¹⁰ J

1 × 10¹¹ J

1 × 10¹² J

A typical diffraction grating has lines per centimeter is about

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500 to 6000

400 to 5000

450 to 5500

425 to 5670

The speed of light in other material is always

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Greater than c

Less than c

Equal to c

None of these

In a uniform circular motion of a particle, the direction changes but not its

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Angular displacement

Magnitude of velocity

Force towards centre

b and c

A motorcycle driver double its velocity when he is having a turn.The force exerted outwardly will by

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Double

Half

4 times

1/4 time

Light traveling through vacuum enters water which characteristic of light does not charge

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Velocity

Frequency

Wavelength

Amplitude

A particle moves along a circular path under the action of a force.The work done by the force is

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Zero

Positive and non zero

Negative and non zero

None of above

Electric potential of earth is takes to be zero because the earth is good

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Semiconductor

Conductor

Insulator

Dielectric

Under what circumstance would a vector have components that are equal in magnitude ?

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45^o , 145^o , 245^o

135^o , 225^o

45^o , 135^o , 225^o and 315^o

None of these

At some places hot igneous rocks usually within the Earth surface of

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2 km

8 km

10 km

20 km

Planck's constant has the dimensions of:

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Energy

Momentum

Frequency

Angular momentun

Unit of angular displacement is

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Degree

Revolution

Radian

All

The low blood pressure is known as

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Diastolic

Systolic

Low blood pressure

None of these

The dimensional formula for angular momentum is:

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(M°L²T^-2)

(ML²T^-1)

(MLT^-1)

(ML²T^-2)

Super conductors are materials like

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Alloys

Ceramic

Semiconductors

a and b

Which of the following cannot be polarized?

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x-rays

light rays

sound waves

ultraviolet rays

Light waves are

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Transverse waves

Longitudinal waves

Compressional wave

None of these

Energy can be added to a system even though heat transfer is

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Maximum

Minimum

Zero

None of these

The original source of tides is

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Ocean

Sun

Earth

Moon

The percentage uncertainties are when current I is following 0.84 ± 0.05 A due to potential difference 5.2 ± 0.1 V. The uncertainty of R is

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7.72 ± 0.5 ohm

6.62 ± 0.5 ohm

6.6 ± 0.5 ohm

None of these

When the movable mirror moves, the distance λ/4 the total path difference would be

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2λ

λ

2λ/4

None of these

For interference to occur the two light waves should be:

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Of two different frequencies

Coming from opposite directions

Of high intensity

Monochromatic

In place of spark plug, the diesel engine requires also

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High speed air

High temperature air

Low temperature air

None of these

The modulus of rigidity of a liquid is:

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Zero

1

Infinite

None of these

Ultra-violet rays differ from X-rays in that ultra - violet rays

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Cannot be diffracted

Cannot be polarized

Do not affect a photographic plate

Have a lower frequency

A piece of Aluminium (Al) and a piece of Germanium (Ge) are cooled T1 K to T2 K. The resistance of:

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Each of them increases

Each of them decreases

Al increases and Ge decreases

Al decreases and that of Ge increases

In equation of continuity, if the fluid is incompressible and the flow is steady, the mass of the fluid is

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Some what conserved

Conserved

Not conserved

None of these

The atoms molecules or ions in a crystalline solids are at room temperature

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Motionless

Vibrate violently

Fixed

Simply vibrate

A gale blows over a house. The force due to the gale on the roof is

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In the downward direction

In the horizontal direction

In the upward direction

Zero

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r

r²

r³

None of these

The transmitter in optical fiber system contains a device called

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LED

Diode

Transistor

None of these

Shear modulus for brass is

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36

39

51

65

If the focal length of the eye piece 25.0 mm find its magnification

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12.0

14.0

- 11.0

- 13.0

A car moves for half of its time at 80 km/h and for rest half of time at 40 km/h.Total distance covered is 60 km.What is the average speed of the car?

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60 km/hr

80 km/hr

120 km/hr

180 km/hr

Torque is defined as:

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Time rate of change of angular momentum

Time rate of change of linear momentum

Time rat of change of angular veloctiy

All of these

The internal energy of a gram mole of an ideal gas depends upon

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Pressure alone

Volume alone

Temperature alone

Both pressure and temperature

The Earth and some other planets revolve round the Sun in

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Elliptic path

Nearly circular path

Circular path

None of these

A 70 kg man runs up a long height of stairs in 4.0 sec. The vertical height of the stairs is 4.5 m. Calculate its power output in watts

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7.1 × 10³ W

7.2 × 10² W

7.3 × 10² W

7.7 × 10² W

Polaroids are used in

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Sun glasses

The production and analysis of plane polarized light

Stereoscopic motion picture

All of these

In photoelectric effect, electrons are emitted with:

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Same energy

Different energies

Both (a) & (b)

Intermittent energies

The dimensions of displacement is

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[ L ]

[ L²]

[ L³]

None of these

When two charged conductors are brought into contact the electric charge on them is shared

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Equally

Proportion to their capacitance

Inversely as their capacitance

None of these

The velocity of a body at some particular instant is called

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Initial velocity

Instantaneous velocity

Variable velocity

None of these

In the stress-strain graph stress is increased linearly with strain until a point is reached this point is known as

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Plastic limit

Plastic deformation

Proportional limit

Elastic behaviour

When a silicon crystal is doped with trivalent impurity which are

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Indium

Arsenic

Phosphorous

None of these

If the velocity-time graph is a straight line, then it is

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parallel to velocity-time

parallel to time axis

inclined to velocity axis

inclined to time-axis

When the same object is viewed at a shorter distance the image on the retina of eye is ______ and so the object appears ______

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Greater, small

Smaller, smaller

Smaller, larger

Greater, larger

The rightward forces acting on a body in equilibrium are taken as

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negative

positive

either negative or positive

none of them

The measure of the deformation of a solid is called

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Stress

Strain

Elastic constants

None of these

Two sources are said to be coherent if they have:

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Same amplitude

Same wavelength

Definite phase relation with each other

None of them

Examples of polymers are

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Polythene

Polystyrene

Nylon

All of them

Newtons laws are empirical laws, deduced from

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Theories

Experiments

Facts

None of these

When the terminal velocity is reached the acceleration of a body moving through a viscous medium is

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Zero

Positive

Negative

Depends upon other factor

The wave length of x-rays is of the order of

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10^-17 m

10^-4 cm

10^-9 m

10^-10 m

When a body moves in a circular path,no work is done by the force since.

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Force and displacement are perpendicular to each other

The force is always aways from the centre

There is no displacement

There is no net force

The velocity-time graph of a car is a straight line which rises the same height for equal intervals of time, if it moves with

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zero velocity

constant velocity

zero acceleration

constant acceleration

If there were no intermolecular forces between gas molecules, the pressure due to a given sample a gas will be

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Increased

Decreased

Unchanged

None of these

The relationship between Boltzmann constant K with R and N_Ais given as:

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k = RN_A

k = R/N_A

k = NR/N_A

None of these

Which of the following is not a perfectly inelastic collision?

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Striking of two glass balls

A bullet striking a bag of sand

An electron captured by a proton

A man jumping onto a moving cart

The derived unit of pressure is

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kg/Ns

kgm²/s²

kg/m²s²

kg/ms²

Glass and high carbon steel are

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Brittle substances

Insulator

Ductile substances

None of these

Torque is the resultant of

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Dot product of force and moment arm

Simple product of force and moment arm

Cross product between position vector and force

Addition of force and moment arm

Which one is the case when the wavelength is actually changed?

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When source move relative to observer

When observer move relative to source

When observer moves around a stationary source at the center of circle

When the relative displacement between source and observer is zero

An object is placed at a distance of f/2 from a convex lens.The Image will be

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At one of the foci,virtual and double its size

At,3/f real and inverted

At 2f,virtual and erect

At f,real and inverted

The high-tensile steel used to support the roadway of a suspension bridge breaks under a stress of 2 x 10⁹Pa. Find the minimum cross-sectional area for a cable if it is to support a load of mass 2 x 10⁵kg.

(g = 10 N kg^-1)

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10^-2m²

10^-1m²

10^-4m²

10^-3m²

Who discovered the inverse square law of gravity

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Einstein

Newton

Compton

Fermi

The displacement coincides with the path of motion when a body moves along a

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Straight line

Curved path

Zig Zag path

None of these

Fraunhofer's lines commonly visible in the sun's spectrum are examples of

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Line emission spectrum

Line absorption spectrum

Band emission spectrum

Band absorption spectrum

Kilowatt-hour is a unit of

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Power

Energy

Electrical Energy

None of these

Range of a projectile is R.when the angle of projection is 30°.Then the value of the other angle of projection for the same range is:

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45°

60°

50°

40°

An acceleration of fog droplet falling vertically through air is

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Less than g

Greater than g

Equal to g

Zero

At 0k whihc of the following properties of a gas wiil be zero?

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Kinetic energy

Potential Energy

Vibrational Energy

Density

The apparent size of an object depends on the angle subtended but it at the eye. As the angle increases the size of the object

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Smaller

Larger

Very large

None of these

A body is said to be in a state of complete equilibrium if

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Its translational accelerationis zero

Its rotational acceleration is zero

its rotational as well as translational acceleration is zero

its angular momentum is zero

The fine rulings on a compact disc as a diffraction grating but each line is wide like

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0.01 μm

0.5 μm

0.05 μm

0.6 μm

The magnifying power of an instrument is expressed in

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Radians

Degrees

No units

None of these

When refractive index of core is 1.50 and of 1.48 of cadding then find the angle of entry for an optical fibre is

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11.2^o

14.2^o

15.4^o

13.6^o

The electrons occupying the conduction band are known as

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conduction electrons

free electrons

both of them

none of them

The escape velocity of moon in Kms^-1 is

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1.23

2.43

2.40

2.59

The original source of hydroelectric is

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Water

Wind

Sun

Moon

The difference between C_pand C_vis equal to

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Universe gas constant

Plank's constant

Molar gas constant

Boltzmann constant

Shear modulus for lead is

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1.7

4.9

5.6

6.2

Torque acting on a particle with respect to origin is given by

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The equation (V₁- V₂) = - (V₁- V₂) shows that relative velocities before and after the collision has the

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same magnitude and same direction

same magnitude and opposite direction

different magnitude and opposite direction

different magnitude and same direction

The age of universe is

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5 x 10¹⁷ sec

1.4 x 10¹⁷ sec

3.2 x 10⁷ sec

8.6 x 10⁴ sec

Force due to water flow is

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Ma/t

Mv/t

m/t

mt/v

The dimensional formula for the modulus of elasticity is same as that for:

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Stress

Strain

Velocity

Surface tension

At the maximum height the V_fis

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Constant

Zero

Maximum

None of these

If force of friction is negligible, then acceleration of two free falling objects of different masses is

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The same

Different

Smaller mass has smaller acceleration

None of these

Which of the given quantity is a vector

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Pressure

Momentum

Kinetic energy

Volume

The acceleration of a motor car is 8 m/s².If the diameter of its wheel be 2 metre,its angular acceleration will be

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8 m/s²

8 radian /s²

16 m/s²

16 radian/s²

Substances which flow easily are

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Water

Kerosene oil

Petrol

All of these

Coplanar forces are those, which act on a

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Single plane

All planes

Common plane

None of these

Length of a metal cylinder with the help of a vernier callipers of least count 0.01 cm is 5.35 cm. Its percentage uncertainty in length is

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2%

2.3%

0.2%

0.3 %

High temperature water with pressure, come to the surface as

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Hot springs

Geysers

Steam vents

All of these

Find the potential at a point, where a charge of 1 × 10^-3 coulomb is placed at a distance of 10 m is

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1 mV

1.9 KV

1.6 KV

.15 KV

The magnitude of displacement is

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Distance between the two points

Distance in a curved path

Shortest distance between two points

None of these

Propagation of light in an optical fiber requires that light should be

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Refracted from air to fiber

Continuously refraction

Totally reflected within the fiber

Both B and C

The dimensional formula of torque is:

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[ML²T^-2]

[MLT^-2]

[ML^-1T²]

[ML^-2T^-2]

A polaroid is:

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An adjustable shutter

A device used to analyze polarized light

A device used in polarimeter

A light filter

If vectors P,Q and R; have magnitude 5,12 and 13 units and P + Q = R the angle between Q and R is

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cos^-1 5/12

cos^-1 5/13

cos^-1 12/13

cos^-1 7/13

The horizontal component of a projectile moving with initial velocity of 500 ms^-1at an angle 60° to x-axis is

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500 ms^-1

1000 ms^-1

250 ms^-1

zero

The typical speed of human swimming is

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1.5 ms^-1

2 ms^-1

2.5 ms^-1

3.0 ms^-1

The bright fringes are termed as

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minimum

maximum

bright spots

dark spots

Young's modulus for aluminium is

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30

70

80

100

If a body has zero acceleration, it means that it is

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At rest

Uniform velocity

Both

None of these

A converging lens in used to from an image on a screen when the upper half of the lens is covered by an opaque screen

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Half the image will disappear

No change either in size or in intersity

Intensity of image will increase

Intensity of the image will decrease

Charge to mass ratio (e/m) of a charge particle is also called its:

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Specific charge

Specific Force

Gyro-magnetic ratio

Magneto-mechanical ratio

Rectangular components are those which are

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Right angle to each other

Making angle of 90^O with each other

Perpendicular to each other

All of these

The expression for the maximum height is

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A prism splits a beam of white light into its seven constituent colors.This is so because

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Phase of different colors is diferent

Amplitude of different colors is different

Energy of different colors is different

Velocity of different colors if different

The synchronous satellites are very useful for

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Worldwide communicatioin

Weather observations

Navigation

All of these

If the focal of a convex lens is 5 cm then to get real and inverted image of the same size as that of object, the object should be placed at

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5 cm

10 cm

15 cm

20 cm

The cables holding a passenger lift swap and lift falls freely towards the ground. A person inside the lift is standing on a weighing machine. What does he notice?

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his weight reducing to zero as no force is exerted on him

the reading on the scale reducing to zero

the reading on the scale remaining the same

the reading on the scales becoming zero

The components of a fibre optic communication system is/are

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At transmitter

An optical fibre

Receiver

All of these

SI Unit of power is

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Joule

Pound

Watt

Dyne

The waves produced in a stretched string are called

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Stationary waves

Mechanical waves

Transverse mechanical waves

None of these

Solid angle is

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Two dimensional angle

Three dimensional angle

One dimensional angle

Multi-dimensional angle

Torque is a turning effect of a

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Body

Momentum

Force

None of these

A metal plate of thickness half the separation between the capacitor plates of capacitance C is inserted.The new capacitance is

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C

C/2

Zero

2C

A body falling freely under the action of gravity has

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Constant weight

Variable weigth

Maximum weigth

No weigth

The acceleration due to gravity on a planet with mass and radium half that of earth will be

Choose an answer

g

2/g

12 g

Due to dispersion effects, white light source is useful for

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Long distance

Short distance

Very long distances

None of these

The bottom of a container filled with liquid appear slightly raised because of

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Refraction

Interference

Diffraction

Reflection

Length can not be measured by

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Fermi

Debye

Micron

Light year

The product of mass flow per second with velocity is

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Momentum

Acceleration

Force

Displacement

A particle of mass m has momentum x.Its kinetic energy will be

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mx

mx²

x²/m

x²/2m

The image of the tip of a needle is never sharp because of

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Polarization of light

Interference of light

Diffraction of light

Reflection of light

An airplane is flying horizontally with a velocity of 600 km/h and at a height of 1960 m.When it is vertically above a point A on the ground a bomb is released from it.The bomb strikes the ground at point B.The distance AB is

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1200 m

0.33 km

3.33 km

33 km

1 torr = ______

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1.20 Nm^-2

1.38 Nm^-2

1.33 Nm^-2

1.31 Nm^-2

A highly irreversible process is

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Expansion

Explosion

Compression

None of these

The error is constant for ______ error

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Random

Systematic

Both (a) and (b)

None of these

Cladding in an optical fiber is used to

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Absorb unneccessary light

Produce total internal reflection

Transmit light

Filter light

If the K.E.of a body becomes four times of the initial value.then new momentum will

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Become twice its initial value

Become three times.its initial value

Become four times.its initial value

Remains constant

Given that grating element = 0.2 x 10^-3cm in case of a diffraction grating. Then number of lines per centimeter will be

Choose an answer

500000

5000

50

5

The time taken by the mirror M to rotate through an angle 2π/8 is

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1/8 f

1/16 f

1/4 f

1/2 f

In a diffraction fringes pattern the fringes are

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Equally spaced

Wider near the centre and narrower away from it

Narrower near the centre and Wider away from it

None of these

The band full of electrons, which donot play any part in the conduction process is known as

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Conduction band

Forbidden energy band

Valence band

Completely filled band

If a metallic bob is suspended by a string in the vertical place, it will be in?

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complete equilibrium

translational equilibrium

rotational equilibrium

none of them

According to Stoke's law drag force depends on

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Initial velocity

Final velocity

Terminal velocity

Instantaneous velocity

The least count of stop watch is 0.10 sec,The time of 20 vibrations of pendulum is 40 sec The maximum possible percentage uncertainly in time period is

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0.016

0.10

0.001

0.005

An object thrown in arbitrary direction in space with an initial velocity and moving freely under gravity will follow

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a circular path

a straight line

a hyperbola

a parabola

Least distance of distinct vision

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Decrease with increasing age

Increases with increasing age

Does not vary with age

May increase or decrease with age

A typical rocket ejects the burnt gases at speeds over

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400 ms^-1

40000 ms^-1

40000m s^-1

60000 ms^-1

At the present time, the main frontiers of fundamental science are

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2

3

4

5

Metals are good conductors of electricity and their conductivities are of the order of

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10³(Ω m)^-1

10⁴(Ω m)^-1

10⁶(Ω m)^-1

10⁷(Ω m)^-1

The certain physical properties of a material are used to construct a temperature scale which varies with temperature

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Linearly

Inversely

Remains constant

None of these

By the use of angular variable we can describe the

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Linear motion of a body

Angular motion of a body

Both

None of these

Two charges are placed a certain distance apart in air. When a metallic sheet is placed between them the electric static force between them will

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Decrease

Increase

Remains unchanged

Become zero

A Celsius degree is larger than a Fahrenheit degree by

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5/9

9/5

9/10

9/8

To produce same acceleration in the bodies of masses 10 kg and 20 kg the force applied in the second body should be

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Halved

Equal for both bodies

Doubled

Three times

What type of science is Physics

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Living things

Non-living things

Experimental science

None of these

Which mode can carry more than 14 TV channels or 14000 phone cells?

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single mod step index

multimode step index

multimode graded index

all of them

If source and observer are moving towards each other with same speed and aftercrossing they are receding each other then frequency observed by observer:

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Decreases

Remains constant

Increases

First Increases then decreases

The value of young modulus in Nm^-2for water is

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70 x 10

2.2 x 10⁵

Zero

None of these

Conductors are those materials in which the free electrons

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Very large

Very small

Plenty of

None of these

In diesel engine no sparking device and no need of

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Heavy current unit

Spark plug

Instant starting

None of these

The SI units of acceleration is

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LT

LT^-1

LT^-2

L²T^-2

The units of the temperature coefficient of resistant are

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ΩK^-1

K^-1

ΩK

(ΩK)^-1

Diffraction of light occurs, due to the interference between rays coming from the same wavefront of

Choose an answer

The same parts

The different parts

Mixed rays

None of these

If a body is at rest, then it is said to be in

Choose an answer

torque

equilibrium

dynamic equilibrium

static equilibrium

The unit of thermodynamics scale is

Choose an answer

C°

K

F°

All of these

Venturi meter measures

Choose an answer

Fluid density

Rate of flow of fluid

Speed of fluid

All

Find the range of the projectile, having speed 30 ms^-1in a direction 30° above the horizon

Choose an answer

50 m

80 m

90 m

100 m

According to the Huygen's principle, the secondary wavelets propagate in the forward direction with a speed equal to

Choose an answer

speed of wave motion

speed of medium

speed of electrons

speed of protons

The dimensions of expression V_f = V_i + at. Taking the R.H.S

Choose an answer

[LT]

[LT²]

[LT^-1]

[LT^-2]

In Millikan s experiment oil drops are used to measure the elementary charge e. Which statement about the behaviour of the oil drops during the experiment is correct

Choose an answer

When an oil drop becomes charged the size of the charge must be equal to e

When an oil drop is stationary it must carry a charge

When a oil drop moves upwards only the electric force is acting on it

When no electric field acts all drop move downwards with the same constant velocity

Fluids resist force this property is called

Choose an answer

Stiffness

Strength

Ductility

Elasticity

Young's modulus for mercury is

Choose an answer

0

2

5

6

Bulk modulus for copper is

Choose an answer

50

75

140

147

During adiabatic expansion change of 2 moles of gas the internal energy is 100 j, the work done this expansion is

Choose an answer

Zero

-100 J

200 J

100 J

Two bodies with masses M_A and M_b are moving with equal kinetic energy.Their linear momenta are numerically in a ratio

|P_A| : |P_b| will be:

Choose an answer

M_b : M_A

M_A : M_b

√M_A : √M_b

M²_A : M²_B

The final image obtained by astronomical telescope is

Choose an answer

Inverted w.r.t object

Magnified

Virtual

All of them

Period of audible sound waves is

Choose an answer

1 × 10^-4 sec

1 × 10^-3 sec

1 × 10^-2 sec

1 × 10^-1 sec

A satellite moving round the earth constitutes

Choose an answer

Inertial frame of reference

Non-inertial frame of reference

Neither inertial nor non inertial

Both A, B

If the volume of 2 moles of an ideal gas at 540 K is 44.8 litre then its pressure will be

Choose an answer

1 atmosphere

2 atmosphere

3 atmosphere

4 atmosphere

Amino acid which has cyclic structural is

Choose an answer

Proline

Valine

Alanine

Glutamic acid

The active group of glutathione is

Choose an answer

Amino group

Sulfhydryl group

Carboxylic group

Imino group

The emf produced by galvanic cell is called

Choose an answer

Cell potential

Oxidation potential

Redox potential

Reduction potential

Proxy acetyl nitrat5e (PAN) is an irritant to human beings and it affects:

Choose an answer

nose

stomach

eyes

ears

Formamide is formed by the reaction of which acid with ammonia

Choose an answer

Oualic acid

Formic acid

Ethanoic acid

Propanoic acid

The relationship between volume of a given amount of gas and prevailing conditions of temperature and pressure are:

Choose an answer

Charle's law

Graham's law

Boyle's law

Gas laws

Dipole-dipole forces and London forces are collectively called

Choose an answer

hydrogen bonding

Vander Waals forces

Covalent bonding

Ionic bonding

Ratio of hydrogen (H) and oxygen (O) in water molecule by volume is

Choose an answer

2: 1

1: 2

3: 1

4: 1

Which of the following is basic amino acid

Choose an answer

Lysine

Histidne

Proline

Both a and b

Which one of the following statements about positive ions is incorrect?

Choose an answer

they are also known as cations

they are formed when electrons are removed from atoms

they are larger than the atom from which hay were formed

they are smaller than the atom from which they were formed

Instantaneous dipole-induced dipole forces are also known as:

Choose an answer

dipole-dipole interactions

hydrogen bonds

covlent bonds

Van der Waals forces

Which of the following is not glyceride

Choose an answer

Soap

Phospholipids

Oil

Fat

which of the following is a typical transition metal?

Choose an answer

Sc

Y

Ra

Co

Which of the following are thermoplastic materials?

Choose an answer

PVC (poly vinyl chloride)

polystryences

polyethylene

all above

The substances which soften the polymer are called

Choose an answer

stabilizers

plasticizers

retarders

pigments

The hetero atom in py ridine is

Choose an answer

Oxygen

Nitrogen

Chlorine

Sulphur

New3spapers can be recycled again and again by how many times?

Choose an answer

5

3

2

4

How much heat is absorbed by 100 g of water when its temperature decreases from 25°C to 5°C? (heat capacity is 4.2 J/gK)

Choose an answer

84,000J

2000/4.2J

-2000/4.2j

-8400J

Acidification of soil can leach metal:

Choose an answer

Al

Hg

Pb

Ca

The cell which converts electrical energy to chemical energy is called

Choose an answer

Electrochemical cell

Voltaic cell

Galvanic cell

Down's cell

Industrial materials and thermal power stations are coated by

Choose an answer

PVC

Polyester

Epoxy resin

PVA

Which one of following statement about three about three states of matter is incorrect?

Choose an answer

in solids the particles vibrate about fixed positions

energy is released when a gas turns back to a liquid

particles in gases move in a random manner

the closer particles are together, smaller the force of attraction between them

A certain buffer solution contains equal cone. of X- and HX. Ka for HX is 10(-8). The pH of buffer is

Choose an answer

3

11

8

14

Which is unnecessary for purification of water for drink purposes:

Choose an answer

coagulation

aeration

treatment with lodine

treatment with chlorine

The process in which solid is directly coverted into gaseous state is called

Choose an answer

evaporation

boiling

sublimation

transformation

The carbon atom of an alkyl group attached with halogen atom is called

Choose an answer

Electrophile

Free redical

Nucleophile

Nucleophilic centre

Which step is unnecessary for purification of water for drinking purposes

Choose an answer

aeration

coagulation

treatment with chlorine

treatment with iodine

Ionic crystals are brittle because

Choose an answer

they have cubic geometry

they are bad conductors of electricity

coordination number of cations and anions is same

cations and anions are arranged in alternate positions in layers

Absolute zero is equal to:

Choose an answer

-273.15K

-273.15^oC

-237.15K

-273 ^oC

Vapour pressure of a substance does not depend upon:

Choose an answer

physical state of matter

temperature

intermolecular forces

surface area

Which of the following is not a property of enzymes?

Choose an answer

extraordinary speciffcity

reversibility of reactions

high efficiency

minimum activity at optimum T

Consider the reaction

PCI5 (g) <---------> PCl3 (g) +Cl2 (g) in a closed container at equilibrium. At a fixed temperature, what will be the effect of adding more PCl5 on the equilibrium constant

Choose an answer

It increases

It remains unaffected

It decreases

Can't be predicted without Ki

Which one of the following is water soluble vitamin?

Choose an answer

Niacin

Riboflavin

Trypsin

Ascorbic acid

The disposal of domestic refuse, commercial and industrial solid wastes are studied under the title

Choose an answer

Solid waste management

Waste management

Solid management

Semisolid management

The sun is a ball of plasma heated by nuclear fusion is

Choose an answer

1.0 million km

2.0 million km

1.5 million km

2.5 million km

For incineration temperature range is (in ^oC)

Choose an answer

700-800

800-900

900-1000

1000-1100

The specifie substance (metabolite) that fits on the enzyme surface and is converted to products is called

Choose an answer

Co-factor

Isoenzyme

Prosthetic group

Substrate

An ideal gas, obeying Kinetic theory of gases cannot be liquified, because

Choose an answer

its critical temperature is above 0°C

its molecules are relatively small in size

It solidifies before becoming a liquid

Forces acting between its molecules are negligible

Which one of the following does not act as pollutant?

Choose an answer

carbon monoxide

sulphur dioxide

hydrocarbons

carbon dioxide

The amino group in 19 alpha-amino acids is primary; only one alpha-amino acid has secondary amino group which one is that

Choose an answer

Alanine

Glutamic acid

Glycine

Proline

The unit of R depends on

Choose an answer

Mole

Pressure volume

Temperature

None of these

Which is the drived lipid?

Choose an answer

Common fats

Vitamin-D

Common oils

Spinolipids

Arginine, lysine and ornithine are

Choose an answer

Obtained by hydrolysis of proteins

Essential amino acids

Basic amino acids

Derived from butyric acid

The order of reactivitv of alksI halides towards nucleophile is

Choose an answer

RI>RBr RF>RCI

RF>RCI>RBr>RI

RI>RBr> RCI>RE

RF>RBr>RCI>RI

A molecule of polysacharide on hydrolysis produces ______ molecules of monosacharide

Choose an answer

2 - 10

3

10

2

Elements of group IV-A are

Choose an answer

neither strongly electropositive nor strongly electronegative

strongly electropositive

strongly electronegative

none of these

The destiny of a gas is directly proportional to pressure, inversely proportional to temperature and directly proportional to:

Choose an answer

Viscosity

Molar mass

Momentum

All of above

The solubility of Fe(OH)3 is 'x' mole per dm3. Its Ksp would be

Choose an answer

9X3

3X4

27X4

9X4

Keratomalacia is caused due to the d3eficiency of vitamin:

Choose an answer

A

B

K

D

Amino acids which contain two amino groups are called

Choose an answer

Acidic amino acids

Basic amino acids

Neutral amino acids

Amphoteric amino acids

What is correct about heat of combustion

Choose an answer

It is applicable to gaseous substances only

It is always negative

It is always positive

It is positive in some cases while negative in other

The cause of deviation form ideal behaviour is because

Choose an answer

the actual volume of gas molecules is not negligible

there is force of attraction between molecules of a gas

both a and b

none of these

The transition temperature of KNO3, is

Choose an answer

13.2°C

95.5°C

128°C

32.02°C

All of following acids have hydrogen bond in liquid state except:

Choose an answer

nitric acid

sulphuric acid

hydrochloric acid

hydrofluoric acid

How should the conditions be changed to prevent the volume of a given gas from expanding when its mass increased?

Choose an answer

temperature and pressure both ara increased

temperature and pressure both are lowered

temperature is lowered and pressure is increased

temperature is increased and pressure is descreased

A line parallel to x-axis is obtained when graph is drawn between

Choose an answer

Volume on abscissa & pressure on ordinate

Volume on abscissa & PV on ordinate at all conditions

Pressure on abscissa & PV on ordinate at constant temperature

None of these

lce occupies more space than liquid water

Choose an answer

9%

10%

11%

12%

Glucose and gulose are ____ for each other

Choose an answer

Geometrical isomers

Metamers

Apimers

None

Which of the following category of enzyme catalyze addition of Ammonia

Choose an answer

Ligases

Lyases

Isomerases

Pepsinogen

Formalin contains-------% alcohol.

Choose an answer

37

80

8

52

Enthalpy of a reaction can be measured by

Choose an answer

Glass calorimeter

Barometer

Manometer

Thermometer

Calendar stock is process in paper making in which

Choose an answer

Moisture is removed

Pulp is spreaded over fabric or screen

Paper thickness is removed

Paper is wounded in the form of reel

Which of the following compounds does not exhibit positional isomerism?

Choose an answer

Alkynes

Nitroalkanes

Carboxylic acid

Alcohol

Which of the following are not known to form compounds in more than one oxidation state?

Choose an answer

Transition metals

Halogens

Alkali metals

Noble gases

What can be deduce about two gases which have the same molecular mass:

Choose an answer

They have same numbers of atoms in a molecule

They have same rate of diffusion

They have same boiling points

They have equal solubility in water at room temprature

Consider gas is measure in bars then the units of rate of reaction is

Choose an answer

Mole dm-3 sec

Bars sec

Mole dm-3 sec-1

Bars sec-1

Vapour pressure of a liquid is more if

Choose an answer

the intermolecular forces between the molecules of the liquid are strong

the intermolecular forces between the molecules of the liquid are weak

more liquid is present in a container

liquid has more surface area to evaporate

Thermoplastic polymer can be softened and hardened when cool repeatredly, Which one is not a thermoplastic among he following?

Choose an answer

epoxy resin

PVC

Plastic toys

none of all

Gases show uniform behavior towards their:

Choose an answer

Internal conditions.

External conditions.

Internal and external conditions.

None of above.

Which statement is incorrect

Choose an answer

pH and [OH-] are inversely related to cach other

pOH and [OH-] are inversely related to each other

pH and [OH-] are directly related to each other

pOH means potential of hydroxyl ion concentration

Acetaldchyde and ketone form addition product with

Choose an answer

Phenyl hydrazine

Hydroxylamine

Hydrazine

hydrogen cyanide

How many esters are possible for C2H8O2

Choose an answer

3

2

4

5

Chose a point which is not included in the components of environment

Choose an answer

Stratosphere

Hydrosphere

Lithosphere

Biosphere

Sugar crystals belong to the system

Choose an answer

cubic

monoclinic

triclinic

orthorhombic

In an electrochemical series, elements are arranged on the basis of

Choose an answer

pH scale

pKa scale

pOH scale

Hydrogen scale

Photochemical smog contains----as main reactants

Choose an answer

Nitrous oxide & unburnt hydrocarbons

NO & brunt hydrocarbons

Nitric oxide & unburnt hydrocarbons

N2O & burnt hydrocarbons

Reaction kinetics is important to discover the---under which reaction will proceed most economically:

Choose an answer

rate constant

Conditions

volume

equilibrium point

Meniscus is the shape of the surface of a liquid in a cylindrical container:

Choose an answer

meniscus may be convex

meniscus is concave

meniscus may be convex or concave depending upon the nature of metal

meniscus is plane

Denaturation of protein means the structure of protein is disrupted indicate which factor does not denature protein

Choose an answer

oxidizing agent

heat protein

keeping pH 7.35

pH changes

Lithosphere extends upto kilometer of earth crust in depth:

Choose an answer

10 km

100 km

1000 km

10000 km

The pi-electrons in the styrene are

Choose an answer

13

10

8

6

If a = b = c and x = y = z 90° then crystal structure is

Choose an answer

Cubic

Tetragonal

Orthorhombic

Triclinic

London dispersion forces are also called

Choose an answer

Ion-dipole forces

Dipole-induced dipole forces

Dipole-dipole forces

Instantaneous dipole induced dipole forces

Ozone layer is high:

Choose an answer

20-23 km

22-25 km

23-26 km

25-28 km

The word paper is derived form the name of which reedy plant:

Choose an answer

rose

sun flower

papyrus

water hyacinth

The acidity of phenol is due to its

Choose an answer

Nature of Benzene

Double bond in benzene ring

Natute of phenoxide ion

Hydroxyl group

An amino acid exists in the form of Zwitter-ion Which has:

Choose an answer

one - ve charge

one + ve charge

two + ve carges

one + ve and one -ve

Super conductors are derived from compounds of

Choose an answer

P-block elements

Lanthanides

Actinides

Transition elements

Glucose is converted into ethanol by the enzyme present in the yeast

Choose an answer

Urease

Zymase

Invertase

Sucrase

The helical structure of protein is stabilized by

Choose an answer

Peptide bond

Covalent

Hydrogen bond

Glycoside bond

In big/metropolitan cities, atmosphere is mostly polluted due to

Choose an answer

Radioactive fall out

Household waste

Pesticide residue

Automobile exhausts

Nylon 6 6 is prepared by the reaction of hexamethylene with

Choose an answer

formic acid

acetic acid

adipic acid

none of these

The volume of a gas that is occupied by its one mole at STP is called

Choose an answer

total volume

normal volume

molar volume

atomic volume

Poly hydroxyl compounds of aldehyde and ketones are?

Choose an answer

Carbohydrates

Proteins

Fats

Lipids

Suspended matter is settled in purification of water by:

Choose an answer

aeration

coagulation

chlorination

treatment

In which one of the following does the central atom not possess an 'octet' in its outer shell?

Choose an answer

BH₃

CH₄

NH₃

H₂O

Troposphere extends upto km:

Choose an answer

0-15 km

10-15 km

15-40 km

Chlorofluorocarbons and aerosols are inert in sphere:

Choose an answer

troposphere

stratosphere

lithosphere

hydrosphere

Which one among the following is not a good leaving group

Choose an answer

HSO4-

CI-

OH-

Br-

Gases of air, always remain in random motion and do not settle due to:

Choose an answer

Difference of molecules masses of air gases.

Difference in partial pressure of gas molecules.

Unequal number of different gas molecules.

Elastic collision of gas molecules.

Choose the difference between natural and synthetic fertilizers:

Choose an answer

shapes

usage

crop application

raw material

covalent network of crystals has:

Choose an answer

lower melting point than molecular crystals

higher melting point than molecular crystals

H-bonding

Which factor is helping to reduce the environmental pollution:

Choose an answer

urbanization

industrialization

increases of plantation

rapid growth of population

Choose the correct statements

Choose an answer

SO₂affects the nucleus

SO₂affects plasmodesmata

SO₂affects cell wall

SO₂affects all membrane systems

Surface and ground water sources are contaminated by various human activities. Which of the following is not human activity that causes contamination in fresh water

Choose an answer

Live stock waste

Oil leaks and spills

Desposal of industrial effluents

Rain

In esterification, the OH of carboxylic acid is replaced by

Choose an answer

OR+

R+

OR

R

Slight oxidation of primary alcohol eives

Choose an answer

Ketone

Aldehyde

-Organic acid

An ester

All gases can be compressed by:

Choose an answer

Keeping constant pressure

Decreasing pressure

Increasing pressure

None of above

Under which condition CO has the maximum molar volume

Choose an answer

high T and P

Low T and High p

high T and low P

Low T and low P

Which of these is a synthetic polymer

Choose an answer

Polypeptide

Cellulose

Polyester

Starch

A molecule of polysaccharide on hydrolysis produces _________ molecules of monosacharides:

Choose an answer

many

Few

2-10

100

The reaction that generates an ionic bond is

Choose an answer

Halogenation of ethene

polymerization of ethene

Hydrogenation of ethyne

Reaction of ethyne withs sodamide

Enzymes are catalysts which contain other than carbon and hydrogen one other element

Choose an answer

oxygen

sulphur

phosphorus

iodine

One of the following is not a biopolymer. Point out that one

Choose an answer

Lipid

Starch

Diamond

Protein

Which of these polymers is a synthetic polymer?

Choose an answer

animal fat

starch

cellulose

polyester

Ozone is present in layer around earth:

Choose an answer

atmosphere

tropospher

stratosphere

thermosphere

CH3CH2CH2OH--------A---------B Here B is

Choose an answer

Propyne

Propanal

Propene

Propane

lonic bond is produced after complete transfer of

Choose an answer

nucleus

neutrons

electrons

protons

The temperature in the incineration process has a range:

Choose an answer

900 to 1000°C

650 to 1100°C

950 to 1300°C

500 to 900°C

If a graph is plotted between temperature on x-axis and volume on Y-axis for 1 mole of gas,then we get straight line which cuts the temperature axis at

Choose an answer

-300°C

300 K

-273.15 K

273.15°C

An excellent source of energy without causing pollution is

Choose an answer

Fossil fuel

Sun

Petroleum

Nuclear reactor

Acetaldehyde cyanohydrin upon hydrolysis prodnces

Choose an answer

Tartaric acid

Malonic acid

Formic acid

Lactic acid

Substances that tend to decrease the activity of enzymes are called:

Choose an answer

coenzymes

activators

inhibitors

apoenzyme

Photo chemical smog contains _________ as main reactants:

Choose an answer

nitrons oxide and unburnt hydrocarbons

niliric oxide and unburnt hydrocarbons

NO and burnt hydrocarbons

N₂O and burnt hydrocarbons

When light is exposed to transtion element, then electrons jump from lower orbitals to higher orbitals in

Choose an answer

Orbitals of s-subshell

Orbitals of d-subshell

Orbitals of p-subshell

between different shells

Crystal can be classified in to ......basic crystal habits

Choose an answer

7

4

14

3

Cyclobutane structure is categorized under

Choose an answer

Aromatic compounds

Aliphatic compounds

Alicyclic compounds

Heterocyclic compounds

As gases can adopt the shape of the container so they have

Choose an answer

no fixed shapes

fixed shapes

different shapes

definite shapes

d-d transition cannot be shows by

Choose an answer

Cu+1

Sc+3

Zn+2

All

How magnesium reacts with water?

Choose an answer

In frozen ice water

With cold water

In with steam

In hot state

[Ti (H20)6]3+ ion isin colour.

Choose an answer

Yellow

Blue

Violet

Red

The pH range of acid rain is?

Choose an answer

7-6.5

6.5-6

6-5.6

Less than 5

NH₃shows a maximum boiling point among the hydrides of Vth group elements due to

Choose an answer

very small size of nitrogen

hydrogen bonding between its molecules

enhanced electronegative character of nitrogen

pyramidal structure of NH₃

For a chemical reaction in which one of the reactant also act as solvent, the order will be

Choose an answer

First order

Third order

Second order

pseudo-first order

Sponification is the hydrolysis of fats or oil with an/a:

Choose an answer

enzyme

me5tallic ion

acid

alkali

In the electronic configuration of Cr one electron from 4s sub-shell is transferred to 3d sub-shell because

Choose an answer

The 3d orbital is of lower energy than 4s

The half-filled d-subshell is more stable than 4 electrons having d-subshell

The 4s orbital is of equal energy to 3d orbital

6 unpaired electron make Cr more paramagnetic

Which set of elements is good loser of electrons

Choose an answer

F2. Cl2, Br2

N, P. As

O. S, Se

Li, Na, K

pH value of pepsin is:

Choose an answer

3

2

4

1.4

Which of the following is correct statement about cellulose

Choose an answer

It is sweet is taste

It contain 20% amylose

It is used in laundering

It containsβ1-4-linkage

All 3d series elements show an oxidation state of oxidation state

Choose an answer

+1

+2

+3

Zero

Which is inorganic polymer?

Choose an answer

Plastic

Rubber

synthetic fiber

Lipids

The isomerism in which the compounds differ with respect to functional group but have same molecular formula is called

Choose an answer

Metamerism

Functional group isomerism

Position isomerism

Chain isomerism

Neutralization of acid-base is

Choose an answer

Spontaneous

Exothermic

Non spontaneous

Both "a" and "c

The heat of hydrogenation of most of the alkene is about

Choose an answer

120 kJ/mol

100 kJ/mol

140 kJ/mol

105 kJ/mol

Structure of CrO4(-2) is'

Choose an answer

triclinic

cubic

octahedral

tetrahedral

If similar groups are attached to the same side, of C=C of alkene then it is

Choose an answer

Cis isomer

Trans isomer

Tautomer

AIl

Which of the following liquid has higher boiling point?

Choose an answer

HCl

HBr

H₂O

Br₂

How is the secondary structure of protein stabilized

Choose an answer

Through hydrogen bonding

Through ionic bonding

Through van der wall forces

Through covalent bonding

CFCs are mainly used in industries due to

Choose an answer

Low cost

Gaseous nature

High reactivity

Un stability

In which of the following molecules, strongest H-bond is shown?

Choose an answer

hydrogen fluoride

water

hydrogen sulphide

ammonia

Formula of sodium beryllite is

Choose an answer

Na2B4O7

Na2BeO2

BeONa

Na2B4O7 .10 H2O

Which of the following is not a correct postulate of the kinetic theory of gases

Choose an answer

the gas molecules are in random motion

the collision between the molecules are perfectly elastic

the average kinetic energies of different gases are equal at a particular temperature

the pressure exerted on the walls of the container is due to intermolecular forces

The temperature of the gas is raised from 27°C to 927°C the root mean square velocity is

Choose an answer

√927/27 times the earlier value

Same as before

Halved

Doubled

The partial pressure of gas can be calculated if we know total pressure of mixture and:

Choose an answer

Number of protons

Number of electrons

Number of neutrons

Mole fraction of gases

Which of the following alkyl halides shows higher reactivity?

Choose an answer

R __ F

R __ CI

R __ Br

R __ I

^{Reaction of ethyl bromide with ammonia}

Choose an answer

Completes in a single step

Completes in two steps

Continues till N is left with no lone pair

is reversible

Diffusion of different species is due to difference of

Choose an answer

potential energy

temperature

density

all the above

The relative rates of diffusion of a gas (Mol.wt.=98) as compared to hydrogen will be

Choose an answer

1/7

1/5

1/4

1

The number of resonating structures of phenoxide ion are

Choose an answer

3

5

6

4

At different temperature, the vapour pressure of water is

Choose an answer

different

same

low

high

Glycerine is a polar compound. It boils at 290°C under one atmospheric pressure. It should be distilled under reduced pressure due to reason that

Choose an answer

there are strong intermolecular forces between molecules of glycerine

it decomposes at 290°C

low pressure makes the liquid to boil at high temperature

the reduced pressure decreases the boiing point of liquids

The range of UV-B is:

Choose an answer

320 to 400 nm

200 to 280 nm

280 to 320 nm

50 to 400 nm

The normal amount of overhead ozone is about in DU:

Choose an answer

150

250

350

450

The graph between pressure and volume at constant temperature for gas is:

Choose an answer

Isobaric

Isothermal

Isotherm

None of above

Substances that render enzymes catalytically inactive are called

Choose an answer

coenzymes

substrates

inhibitors

apoezymes

Third structure of protein structure refers to

Choose an answer

Number and sequence of amino acids

Three dimensional structure of protein

Proteins formed of more than one monomer

Bending of protein molecule

Which heavy metals do not have any safe limits

Choose an answer

As

Hg

Cr

All of these

What is the sequence of electron take up and removal from 4s orbital a transition metal in 3d series?

Choose an answer

Enters first, leaves after 3d electrons removal

Enters after 3d electrons, leaves after 3d electrons

Enters after 3d eleetrons, leaves first

Enters first and leaves first

One of the following is neutral amino acid

Choose an answer

Arginine

Lysine

Glutamine

Valine

How many kinds of space lattices are possible in a crystal?

Choose an answer

23

7

230

14

A peptide having molecular mass of more than 10,000 is called as

Choose an answer

Fat

Vitamin

Carbohydrate

Proteins

One of the following is potically non active amino acid

Choose an answer

Valine

Tyrosine

Glycine

Theronine

The number of paper industries in Pakistan are

Choose an answer

30

25

35

20

In which of the following compounds H-binding is not present?

Choose an answer

ethanol

ether

water

ammonia

The rate of diffusion of a gas is:

Choose an answer

Inversely proportional to its density.

Inversely proportional to square root of its molecules mass.

Directly proportional to molecular mass.

Directly proportional to its density.

The volume of a gas that is occupied by its one mole at S.T.P. is known as:

Choose an answer

atomic volume

molar volume

normal volume

total volume

Formation of Picric acid from phenol needs heating, one possible reason for it is

Choose an answer

acidity of phenol

e- donating nature of-OH

acidity of picric acid

e- with drawing effect of- NO2

Why is CO called as pollutant? reason is:

Choose an answer

It combines with oxygen

It inactivates glycoblysis

It combines with hemoglobin

Inactivates nerves

Propanone does not undergo

Choose an answer

Oxime formation

Reduction of Fehling solution

Hydrazone formation with hydrazine

Reaction with HCN

Steroids belong to the class

Choose an answer

Waxes

Glycosides

Phospholipids

Lipids

Molecular mass of PVC is (DP = 1200)

Choose an answer

63000

75000

75600

80,000

Elements of group ll-A are called

Choose an answer

f-block elements

s-block elements

p-block elements

d-block elements

At present the number or cement factories in Pakistan are:

Choose an answer

20

22

25

30

which of the following is not a symmetrical ketone

Choose an answer

4-heptanone

Butanone

Propanone

3-pentanone

The non polar gases of low polarizability have a very:

Choose an answer

Low critical temperature

Stable critical temperature

High critical temperature

To prepare ethane by Wurtz synthesis the suitable alkyl halide is

Choose an answer

Ethyl iodide

any alkyl iodide

Ethyl chloride

Methyl bromide

Substance that does not show the process of sublimation is

Choose an answer

K2Cr2O7

iodine

naphthalene

NH4CI

Point out that which is not an application of liquid crystals?

Choose an answer

Source of energy

In display of electrical devices

For skin thermography

As temperature sensor

Lithium differs from rest of members of its group due to which of following reasons

Choose an answer

High E.N of Li+1

Small radius

High charge density

All above are correct

The highest temperature in which a substance can exist as a liquid is called its

Choose an answer

Absolute temperature

Critical temperature

Maximum temperature

Body temperature

An ideal gas cannot be liquefied because

Choose an answer

Its critical temperature is always above 0°C

Its molecules are relatively small in size

It solidifies before becoming a liquid

Forces operative between its molecules are negligible.

When a compressed gas is allowed to pass through a nozzle of a jet into a region of low pressure, it produces

Choose an answer

cooling

vaporization

fusion

expansion

Dalton's law finds its application during the process of:

Choose an answer

Digestion

Respiration

Reproduction

All of above

For formation of ionic bond, electronegativity difference should be

Choose an answer

Equal to zero

Equal to 0.5

More then 1.7

Less than 1.7

NO. of naturally occuring aminoacids is

Choose an answer

10

20

30

40

The slope of the graph is steepest at the beginning of reaction showing

Choose an answer

Rapid decrease in concentration of reactants

Rapid increase in concentration of reactants

Fast rate of reaction

All of the above

The ratio of close packed atoms to tetrahedral holes in cubic close packing is

Choose an answer

1 : 1

1 : 2

1 : 3

2 : 1

One of the environmental problem is the formation of oil slicks when oil is spilled form tankers in sea water. Which treatment is suitable to remove oil slicks

Choose an answer

Blow air

Add Na₂CO₃

Use a specially made sorbent having fluorine trapped in it

Use a sorbent having Al₂O₃trapped in it

The ideal gas law holds best under the conditions of

Choose an answer

high pressure and high temperature

low pressure and high temperature

low pressure and low temperature

high pressure and low temperature

Based on the diversity most biologists regard the protista kingdom as:

Choose an answer

Monophyletic

Diphyletic

Polyphyletic

all, a , b, c

The purest form of global warming is in the shape of

Choose an answer

Disease

Flood

Acid rain

All of these

Basidiomycotes are named so for their characteristics, club-shaped sexual reproductive structure the:

Choose an answer

Antheridium

Conidium

Ascus

Basidium

One of the following is used to relieve one kind of headache migrane

Choose an answer

Lovastatin

Cyclosporine

Ergotine

Griseofulvin

How much energy present in chemical bonds of glucose converted into ATP

Choose an answer

1%

2%

5%

10%

Example of a virus having tadpole shape consisted of head and tail

Choose an answer

Bacteriophage

Polio virus

HIV

HV

Puffiness of hands is the character of

Choose an answer

Graves disease

Addinsons disease

Myxedema

Cretinism

Metabolically dormant bodies produced at a later stage of bacterial cell growth that germinate under favourable conditions to form vegetative cells are called

Choose an answer

Condia

Spores

Gemmules

Cysts

During attachment weak chemical union is formed between virion and

Choose an answer

Cell membrane

Receptor site

Capsule

Tail

Phycocyanin pigment is predominant phycobilin of:

Choose an answer

Bacteria

Cyanobacteria

Diatoms

Golden brown algae

A symbiotic relationship that benefits one species & neither helps nor harms the other is called

Choose an answer

Mycorrihza

Symbiosis

Commensalism

Mutualism

Mesosomes are found in the form of which of the followings?

Choose an answer

Lamellae

Vesicle

Tubules

All of these

Circular double stranded DNA molecules in addition to chromosomes in some bacteria

Choose an answer

Mesosomes

Vectors

Plasmid

Chromatin body

Dandruff is caused by

Choose an answer

Algae

Bacteria

Fungi

Virus

The mutualistic association between certain fungi and roots of vascular plant is called

Choose an answer

parasitism

lichens

mycorrhizae

budding

Photosynthetic bacteria posses

Choose an answer

Chl a

Chl b

Chl c

None of these

Shell of which one of the following is composed of interlocking cellulose plates

Choose an answer

Dinoflagellates

Diatoms

Kelps

Red algae

The largest and most diverse group of photosynthetic bacteria

Choose an answer

Cyanobacteria

Mycoplasma

Archaeobacteria

Green sulphur bacteria

Which can convert glucose to glucose 6 phosphate

Choose an answer

Hexokinase

Glucokinase

Phospho fructokinase

Both a & b

The actinopods with glassy shells are

Choose an answer

Radiolarians

Foramniferans

Apicomplexans

Ciliates

The fact that a virus can be transmitted from an infected organism to a healthy organism of the same kind was demonstrated in 1892 by:

Choose an answer

Lederberg

Ivanowski

Morgan

Stanley

Most ciliates reproduce sexually by a process called

Choose an answer

Spore formation

Conjugation

Transduction

Transformation

The first eukaryote whose genomic sequence was completely studied in 1996 was:

Choose an answer

Saccharomyces cerevisiae

Penicillium notatum

Rhizopus nigricans

Candida albicans

Catalase and chymotrypsin have similar

Choose an answer

Substrate

Product

Optimum pH

Metabolic impact

Citric acid is obtained from which?

Choose an answer

Agaricus

Aspergillus

Yeast

Penicillium

Anti-Rh antibodies appear in plasma

Choose an answer

During first few months

During last months

Only when stimulated

If Rh⁺individual mistakenly receives Rh^-blood

F1 particles contain enzyme complex for:

Choose an answer

Protein synthesis

ATP synthesis

DNA replication

Respiration

Major unit of ecology is :

Choose an answer

Ecosystem

Community

Biosphere

Population

A blue cone monochormate

Choose an answer

Can perceivetwo colours

Can't perceiveany colour

Can perceive only blue colour

Can perceive only red colour

The function of macronucleus of paramecium is:

Choose an answer

Reproduction

Control of cell metabolism

Digestion

Movement

Mutation of one or two N-bases is

Choose an answer

Inversion

Point mutation

Deletion

Chromosomal aberrations

Bacteria are

Choose an answer

Haploid

Diploid

Triploid

No relation

Fungi are now a days placed in kingdom

Choose an answer

Protista

Protoctista

Fungi

Plantae

Spirochete is:

Choose an answer

Aerobic bacterium

Anaerobic bacterium

Obligate bacterium

Facultative bacterium

Plants growing in xeric (dry) condition are called:

Choose an answer

Hydrophytes

Xerophytes

Mesophytes

Derophytes

The cocci arranges in pairs is generally termed as

Choose an answer

Treptococci

Diplococci

Tetrad

None of these

By _________ immunization had decreased the danger of small pox

Choose an answer

1940s

1950s

1960s

1970s

The irregular dense area in a bacteria cell formed by a single, circular, double stranded DNA molecule is

Choose an answer

mesosome

plasmid

nucleoid

cyst

It is community relay

Choose an answer

Niche

Evolution

Speciation

Succession

The process by which the limited amount of nitrogen is circulated and recirculated throughout the world of living organisms is known as the

Choose an answer

Nitrogen cycle

Nitrogen path way

Nitrogen depletion

None of above

The solar energy used to evaporate water, heat up soil and then lost to the outer space is:

Choose an answer

99%

77%

55%

33%

Tetracycline and its related compounds cause permanent discoloration of:

Choose an answer

Skin

Hair

Nose and ear

Teeth

Dominant species of mammals in grassland are the:

Choose an answer

Omnivores

Herbivores

Carnivores

Insectivores

Mycorrhiza is a symbiotic relationships between:

Choose an answer

Algae and Bryophytes

Fungi and roots of higher plants

Algae and fungi

Algae and roots of gymnosperms

Sahara Desert i found in :

Choose an answer

Europe

America

Africa

Australia

Oxidative metabolism is carried out ____ of mitochondria

Choose an answer

In the intramembrane space

On the surface of inner membrane

In the inside of outer membrane

In the matrix

Which can be sterilized by membrane filters

Choose an answer

Mix products

Surgical instruments

Antibiotic

None of these

Choanoflagellates are of special interest because of their resemblance to collar cells in:

Choose an answer

Cnidarians

Sponges

Helminths

Nematodes

A thick rigid spiral is called

Choose an answer

Vibrio

Spirochete

Spirillum

None of these

Very first product formed from carbon fixation in a calvin cycle

Choose an answer

Unstable 3C compound

Unstable 6 Carbon compound

Stable 3C compound

Stable 6C compound

The world virus is derived from a ______ word meaning the poison

Choose an answer

Latin

Greek

Hebrew

English

Adsorption of phage occurs on a receptor site present on which?

Choose an answer

Host cell wall

Host cell membrane

Phage

All of these

Attenuated bacteria can stimulate the host to produce

Choose an answer

Immunity

Resistance

Antibiotics

Infection

Protozoa responsible for creation of vast limestone deposits

Choose an answer

Apicomplexans

Ciliates

Protozoans

Foraminifera's

Louis pasteur do not synthesized the vaccine of:

Choose an answer

Chicken cholera

Small pox

Anthrax

Rabies

Tumor viruses are composed of

Choose an answer

Single stranded RNA

Coiled RNA

Double stranded RNA

DNA

What is the color of diseased spors of Rust?

Choose an answer

Red

Black

Orange

Orange Yellow

The ecosystem present on land or soil is called

Choose an answer

Terrestrial ecosystem

Lithospheric ecosystem

A and B

None

Spirals come in the form:

Choose an answer

Vibrio

Spirillum

spirochete

all a,b,c

Proteins in human body

Choose an answer

1000

10000

100

¹⁰⁰⁰⁰⁰

A bacterium without flagellum is called:

Choose an answer

Atrichous

Monotrichous

Lophotrichous

Amphitrichous

Insulin receptors are present in

Choose an answer

Cytoplasm of muscle cells

Cell membrane of liver cells

Cell membrane of muscles and liver cells

Cell membrane of all body cells

Penicillium (blue, green molds), Aspergillus (brown molds), Alternaria, Fusarium, Helminthosporium are some of the economically important genera of:

Choose an answer

Zygomycetes

Ascomycetes

Basidiomycetes

Deuteromycetes

Many filamentous cyanobacterium species move by

Choose an answer

Flagella

Gas vesicles

Gliding

Are immotile

Some staphylococci contain a plasmid which includes a gene for the enzyme.

Choose an answer

Penicillinase

Dehydrogenase

Kinase

Peptidase

The rate of enzyme action will be minimum at

Choose an answer

Optimum pH

Optimum temperature

Optimum conditions

Maximum temperature

The smallest virus is of

Choose an answer

Paramyxovirus

Herpes simplex

Cow pox

Poliomyelitis

Leeuwenhoek observed which of these to find out microbes?

Choose an answer

Saliva

Vinegar

Infusions

All of these

By Gram staining technique, gram positive bacteria are stained:

Choose an answer

Pink

Purple

Orange

Yellow

E. coil is an

Choose an answer

Aerobic

Anaerobic

Facultative aerobe

Facultative anerobe

Biosphere is spread out over the surface of planet earth extending about ______ kilometers in the upper reaches of atmosphere and also in same distance into the depths of oceans

Choose an answer

8 - 10

8 - 12

8 - 14

8 - 16

Chemotherapeutic chemical substances which are used in treatment of infectious diseases

Choose an answer

Vaccines

Antibiotics

Antiseptics

Disinfectants

Dominant plant species in grassland are:

Choose an answer

Graminoids

Trees

Climbers

Herbs

Bateria range in size form about 0.1 to ......... um over a single dimension.

Choose an answer

500

600

700

800

Digestive vacuoles are also called as

Choose an answer

Primary Lysosomes

Secondary Lysosomes

Phagocytic Vacuoles

Pinocytic Vacuoles

First step of life cycle of phage is

Choose an answer

Adsorption

Attachment

Both a & b

Penetration

Which of the following reasons seems to be most reasonable for not placing protists in other kingdoms"

Choose an answer

None of them are unicellular or have simple multicellular body

Most of them are unicellular or have simple multicellular body

They are ancestor of all other kingdoms

They do not produce blastula and embryo

Two main types of environment factors are:

Choose an answer

Geotropism and phototropism

Abiotic and biotic

Land aquatic

None of these

All living things are made of certain chemical compounds , which are generally classified as:

Choose an answer

Organic and Inorganic

Polar and Non-polar

Ionic and Non-ionic

Acids and Bases

Superficial fungal infections caused by certain imperfect fungi are:

Choose an answer

Ringworm

Athlete's foot

Histoplasmosis

Both a & b

The bacteria that are able to grow in the presence of oxygen are called

Choose an answer

Anerobic bacteria

Aerobic bacteria

Facultative bacteria

Chemosynthetic bacteria

Which characteristic of the following is not shown dy diatoms:

Choose an answer

They are usually unicellular

The have cilia as locomotory organs

Herir pigments are chlorophyll a, Chlorophyll c, Carotenes and Fucoxanthin

They cell wall of each diatom consists of two shells

Limnetic phytoplanktons include:

Choose an answer

Mossses

Algea

Bacteria

Cyanobacteria

A single mycelium may produce up to a kilometer of new hyphae in only:

Choose an answer

One minute

One hour

One Day

One month

Classification of living things is based on

Choose an answer

Homologies

Genetics

Cytology

All these

Pick up the false statement regarding HIV

Choose an answer

Lipoprotein envelope

Two RNA molecules

Two molecules of RT enzyme

Round shaped capsid

Which of the following adaptations helped fungi to live on land?

Choose an answer

Lack of flagellated cells

Production of conidia

Formation of thick walled zygote

All these

Which of the following is correct about insulin

Choose an answer

Inhibit glycogen hydrolysis

Increase protein synthesis

Increase glycolysis

All

The most common method of reproduction in bacteria is:

Choose an answer

Budding

Fission

Ebdisoire

Conjugation

Bacteria increase in number asexullay by

Choose an answer

Mitosis

Binary fission

Conjugation

Lag phase

The ribosomes in bacterial cell are

Choose an answer

Same as in eukaryotic cell

Larger than those in eukaryotic cell

Smaller than those in eukaryotic cell

Absent

Viral core always contain __ among the following

Choose an answer

DNA

RNA

Both A and B

Any of A or B

Abuse of cyanobacteria

Choose an answer

Reclamation of alkaline soil

Fixation of atmospharic nitrogen

Water blooms

Pollution indicators

Yeasts are economically important because they:

Choose an answer

Spread plant disease

Are used inwin and banking industry

Are used in curing of tea and tobacco

All of these

Aspergillus contaminates which of the following with Aflatoxins?

Choose an answer

Improperly Stored grains

Milk

Eggs and meat

All of these

By Gram staining technique,gram positive bacteria are stained .... in colour.

Choose an answer

yellow

pink

purple

blue

Man has ____________ linkage group

Choose an answer

23

21

25

46

Some bacteria are covered with loose, soluble shield of macromolecules which is called as:

Choose an answer

Slime capsule

Pellicle

Seath

None

Features of most complex animals are

Choose an answer

Triploblastic with true coelom

Triploblastic with pseudocoelom

Triploblastic with bilateral symmetry

Triploblastic with radial symmetry

Which of the work of Robert Koch help him to formulate Germ theory of disease:

Choose an answer

He isolated tobacco mosaic virus from the leaf of tobacco plant

He isolated a small protozoans in the blood of sheep that had died of anthrax

He isolated rod shaped bacteria with squarish end form the blood of sheep that had died of anthrax

He worked on smallpox

Which of the following option carries the exact chemical composition of gram positive bacteria:

Choose an answer

Lipopolysaccharide - Peptidoglycan - Teichoic acid -Lipids

Peptidoglycan - Lipoproteins - Teichoic acid -Lipid

Peptidoglycan - Lipopolysaccharides - Teichoic acid - Lipid

Peptidoglycan - Lipoteichoic acid - Teichoic acid - Lipid

Wall of diatoms is composed of:

Choose an answer

Cellulose

Peetin

Silica

Both silica and cellulose

Pick up the correct statement according to induced fit model of enzyme action

Choose an answer

Enzyme induces changes in substrate structure

Substrate induces changes in enzyme structure

Active site of enzyme is a rigid structure

Active site of enzyme is used as a template +

The vector in case of Trypanosoma

Choose an answer

Mosquito

House fly

Tsetse fly

None of these

Pilli are only present on

Choose an answer

Gram negative bacteria

Gram positive bacteria

On both of bacteria

None of these

What is deposited in the shell of diatoms:

Choose an answer

Calcium

Pectin

Silica

Lignin

Which of the following is structural component of fungus cell wall?

Choose an answer

Chitin

Peptidoglycan

Cellulose

Lignin

The common means of reproduction in fungi

Choose an answer

Spores

Conidia

Budding

All these

Oxides of nitrogen are produced by burning of

Choose an answer

Carbonate

Leaded patrol

Fossil fuels

All of above

Aids is mostly occurred by

Choose an answer

Sexual contacts

Malnutrition

Deficiency of proteins in the blood

All of these

The photosynthetic system of cyanobacteria closely resembles that of eukaryotes because they have:

Choose an answer

Chlorophyll a

Photosystem II

Xanthophylls

Both a & b

Sticky characters of bacteria is due to

Choose an answer

Pilli

Capsule

Cell wall

Cell membrane

Which is not correct about hyphae?

Choose an answer

Long

Slender

Un branched

Thread like

Aerosol spray foams are potential sources of

Choose an answer

Carbon monoxide

Sulphur dioxide

Chlorofluorocarbons (CFCs)

Lead compounds

Bacteria can't pass through these filters

Choose an answer

Paper

Glass

Whatmann

Porelain

DNA of non-virulent phage is

Choose an answer

Provirus

Prophage

Both

None

One of the following is a technique used to preserve milk and milk products

Choose an answer

Gene therapy

Immunization

Pasteurization

Preventive measures

Homogenetistic acid is oxidized rapidly when exposed to air, turning the urine

Choose an answer

White

Purple

Blue

Black

In lithospheric ecosystem the availability of water is:

Choose an answer

Unlimited

UniForm

Limited

Zero

Food chain is an example of

Choose an answer

Predation

Mode of nutrition

Trophic levels of food

All of these

Some algae are edible such as:

Choose an answer

Diatoms

Kelps

Chlorella

Mushrooms

Chemotherapeutic chemical substances which are used in treatment of infectious disease are:

Choose an answer

Antibodies

Antigens

Antibiotics

Disinfectants

Chlamydomonas is:

Choose an answer

Motile, unicellular, uniflagellate

Non-motile, unicellular, flagellate

Motile, unicellular, multiflagellate

Motile, unicellular biflagellate

The gross production of an ecosystem is its total

Choose an answer

Photosynthesis

Net production

Photosynthate

Biomass

Photosynthetic bacteria possess chlorophyll which differ from the chlorophyll of:

Choose an answer

Yellow plants

Green plants

Blue Green plants

Purple Plants

Which of the following is a CO2 acceptor

Choose an answer

Rubisco

Water

RuBP

Citrate

The neuron which has central and peripheral branches is

Choose an answer

Sensory neuron

Motor neuron

Associative neuron

Relay neuron

Percentage of lipid in mammalian cell is:

Choose an answer

4

2

9

3

Experimental administration of vaccination in AIDS patients has started in

Choose an answer

North America

South America

South Africa

Hong Kong

Abiotic factors include:

Choose an answer

Geomagnetism

Gravity

Water

All these

Zooflagellates possess from one to many long, whip-like:

Choose an answer

Tentacles

Cilia

Flagella

Pseudopodia

Most of the bacteria are

Choose an answer

Parasites

Heterotrophic

Autotrophic

None of these

Most sac-fungi have asci inside macroscopic fruiting bodies called:

Choose an answer

Basidia

Ascosphores

Ascodiua

Ascocarps

The facultative parasite is one which:

Choose an answer

Always requires dead organic matter

Always requires a living host

Is normally a parasite but ca also become a saprophyte

Is normally a saprophyte but can also become a parasite

First infectious disease against which effective prevention was discovered

Choose an answer

Bacterial disease

Influenza

Herpes

None of these

Salt water ocean and sea are the largest ecosystem which cover __________ of earth surfaces.

Choose an answer

70%

71%

80%

65%

How many number of autosomal chromosome pairs are present in human

Choose an answer

22

33

44

46

A disease transmitted to people by bites from rabid dogs, cats, and other animals is:

Choose an answer

Hydrophobia

Rabies

Both a & b

Myopia

In general appearance which phages are Icosahedral

Choose an answer

Cubical

Helical

Herpes virus

Spherical

In all algae, in addition to green chlorophyll a, also found yellow and orange:

Choose an answer

Xanthophylls

Phycoerythrin

Carotenoids

Phycobilin

Pick up the correct one related to tail of chlorophyll

Choose an answer

Hydrophilic

Light absorbing

Porphyrin

Hydrophobic

Bactrim having tuft of flagellum at its two poles is called:

Choose an answer

Cepharlotrichous

Peritrichous

Lophotrichous

Amphitrichous

Two flagella, out of which one running in a transverse groove is a characteristic feature of:

Choose an answer

Diatoms

Dinoflagellates

Slime moulds

Choanoflagellates

Zygospore is

Choose an answer

Diploid

Haploid

Triploid

Polyploid

The organisms found in the gut of the termites which help it digest wood are the

Choose an answer

Bacteria

Fungi

Flagellates

Viruses

DNA aggregates as an irregular shaped dense area called:

Choose an answer

Nucleoid

Chromatin Body

Chromatid

Both a & b

Dandruff is the example of

Choose an answer

Endoparadite

Ectoparasite

Outer parasite

All of above

Rabies is due to

Choose an answer

Fungi

Bacteria

Protozoan

Virus

The condition in which bacteria have a single polar flagellum is called:

Choose an answer

monotrichous

atrichous

lophotrichous

amphtrichous

Both meissner’s and pacinian corpuscles have____ nerve endings

Choose an answer

Spiral

Encapsulated

Free

Deep

When tuft of flagella at each of two poles is present in bacteria, the condition is called:

Choose an answer

peritrichous

atrichous

lophotrichous

amphtrichous

The structures involved in mating process between bacterial cell (conjugated) are

Choose an answer

Palsmids

Pilli

Mesosomes

Flagella

The fusion of nuclei is called:

Choose an answer

Cytogamy

Paedogamy

Plasmogamy

Karyogamy

Branched extensively, body of a fungus is called:

Choose an answer

Filamentous

Plant

Mycelium

Hyphy

Monophyletic lineage means:

Choose an answer

Origin form one group

Origin form one phylum

Origin form one ancestor

Origin form many ancestor

An animal which captures and readily kills living animals for its food is known as

Choose an answer

Parasite

Predator

Scavenger

Consumer

Which is derived from host cell

Choose an answer

Nucleic acid

Capsid

Envelope

All of these

If a coccus divides only in a single plane it forms

Choose an answer

Staphylococci

Diplococci

Streptococci

Both b & c

Which of the following has chitinous cuticle in the exoskeleton

Choose an answer

Arthropoda

Porifera

Echinodermata

Annelida

Which of the following occurs in the first step of payoff phase during glycolysis

Choose an answer

Reduction of 1 NAD

Oxidation of 2 NAD

Reduction of 2 NAD

Oxidation of 1 NAD

Peptidoglycan is the characteristics of

Choose an answer

Gram-ve bacteria

Gram+ve bacteria

In both of these

None of them

Algae which are known to have occasional population explosion or blooms are:

Choose an answer

Dinoflagellates

Zooflagellaes

Diatoms

Euglenoids

Bacterial endospores function in

Choose an answer

Survival

Storage

Reproduction

Protein synthesis

Oral and vaginal thrush also called candidosis are caused by

Choose an answer

Aspergillus

Candida aib cans

Rhodotorula

Neurospora

"Host guest relationship" results in

Choose an answer

Temperate cycle

Virulent cycle

Lytic cycle

All of these

Bacteria that cannot synthesize their organic compounds from simple inorganic substances are:

Choose an answer

Autotrophs

Heterotrophs

Symbionts

Lichen

Fungi are

Choose an answer

Producers

Consumers

Decomposers

None of the above

Ascospores are produced by meiosis inside their characteristic sac like structures called:

Choose an answer

Basidia

Conidia

Asci

Sporangia

Many __________ viruses enter the host cell as a whole

Choose an answer

Plant

Polyhedral

Cubical

Animal

The chief reservoir of nitrogen is the

Choose an answer

Atmosphere

Water

Soil

Rain

They can live as both aerobic and anerobic

Choose an answer

Microaerophilic

Obligate aerobes

Facultative Bacteria

All of these

The parasites which can grow only on their host

Choose an answer

Facultative

Obligate

Ectoparasites

Intracelluar

Excessive ploughing of lands in arid regions results in the development of

Choose an answer

Forest

Deserts

Grassland

Fields

The principal stages of this cycle are

Choose an answer

Ammonification

Nitrification

Assimilation

All of above

The second trophic level includes the:

Choose an answer

Producers

Tertiary consumers

Secondary consumers

Primary consumers

Chloroplasts and mitochondria differ from one another because

Choose an answer

Both are membranous organelles

Both are non-membranous organelles

Both are not present in all cells

Both do not contain proteins

Asexual reproduction is ascomycetes is by

Choose an answer

Ascospores

Ascocarps

Soredia

Conidia

The soil of the deciduous forest is:

Choose an answer

Yellow

Grayish brown

Grayish black

Black

Mycorrhiza is the association of roots of vascular plants with

Choose an answer

Algae

Bryophytes

Cyanobacteria

Fungi

Which of following is anaerobic bacteria:

Choose an answer

Pseudomonas

Escherichia coli

Spirochaeta

Campylobacter

Which oxides causes headache and brain damage

Choose an answer

Nitrogen

Lead

CO₂

CO

In temperate phase, the bacteriophage becomes a

Choose an answer

Provirus

Phage

Prophage

None of these

Who made vaccine for hydrophobia or rabies

Choose an answer

Pasteur

Edward Jenner

Robert Koch

None of these

When a haemophilic carrier woman marries a normal man, who among her offspring may be affected

Choose an answer

all her children

all her daughter

half of her daughter

half of her sons

AIDS was discovered in young patients which were

Choose an answer

Homosexuals

Heterosexuals

Both of these

Weak

How many species of fungi are known?

Choose an answer

10,000

100,000

1 million

20,000

What attacks immuno suppressed patients

Choose an answer

Purple ergot

Yeast

Candida albicans

Aspergillus fumigatus

Which of the following is Koshland model

Choose an answer

Active site is rigid

Active site may be molded to précised shape

Position of active site is moveable

None

The main energy reserves of green algae are stored as:

Choose an answer

Cellulose

Glycogen

Starch

Murein

Which one of the following acts as a site for storage of water and cells products or metabolic Intermediates?

Choose an answer

Chloroplast

Mitochondrion

Vacuole

Endoplasmic reticulum

The combination of many food chains is termed as

Choose an answer

Food chain

Food web

Trophic level

None of above

The intake of liquid material across the cell membrane is called as

Choose an answer

Phagocytosis

Pinocytosis

Endocytosis

Exocytosis

The bacteria in the root nodules fix ______ in soil air, converting it to amino acids

Choose an answer

Nitrogen

Phosphorus

Sulphur

Iron

Urine is preferably used as a vehicle for biotechnology product than:

Choose an answer

Blood

Milk

Plasma

Tissue fluid

Primary succession that starts in a pond is called:

Choose an answer

Hydrosere

Derosere

Xerosere

Aquasure

The body of a Hydra can be divided in two equal halves vertically in

Choose an answer

One plane only

Two planes

Three planes

Any plane

What is the mode of nutrition of bacteria?

Choose an answer

autotrophic

saprophytic

parasitic

all of the above

The nutrient cycles are also called:

Choose an answer

Biochemical cycles

Geochemical cycles

Biogeochemical cycles

Elemental cycles

The term originally was coined by the German zoologist Ernst Haeckel in

Choose an answer

1666

1766

1966

1866

Microbiologists place bacteria in two major categories: Eubacteria and:

Choose an answer

Probacteria

Cyanobacteria

Actinobacteria

Archaebacteria

BASHFUL

Choose an answer

Vigilant

Confident

Shy

Hopeful

ANNEAL

Choose an answer

Commence

Forget

Patch

Temper

He ______ to sped a couple of hours with his friend every Sunday evening

Choose an answer

Contoured

Chivalry

Contrived

Continued

Choose the right synonyms

Stilted

Choose an answer

laboured

lost

humiliated

gripped

enlarged

Choose the right synonyms

Catacomb

Choose an answer

residence

tomb

mansion

palace

He gave an ______ explanation of my query which I could not understand

Choose an answer

Abstruse

Abrogate

Acerbic

Abstemious

ENTHUSE

Choose an answer

Pester

Provoke

Excite

Annoy

DODGE

Choose an answer

Confuse

Avoid

Thwarft

Frustrate

Myriads of ________ were hovering over the fields.

Choose an answer

Locust

Legal

Locusts

Animals

The ,am is so ill that he can ______ walk

Choose an answer

Hardly

Nearly

Quite

Rarely

When Ali returned he gave his friends a short ______ of his holiday

Choose an answer

Story

Account

Tale

History

Stereotyped?

Choose an answer

Lacking originality

Illuminating

Free from disease

Pictorial

Identify the error

Mens interest in developing a cure for cancer have promoted the rapid advances in the abstruse field now known as Genetic Engineering

Choose an answer

Mens interest in developing a cure for cancer have promoted

Mens interest in developing a cure for cancer has promoted

That men are interested in developing a cure for cancer have promoted

Interest in developing a cure fore cancer has promoted

Mans interest in developing a cure for cancer has promoted

Choose the appropriate word

The army will take ------------------- at night and attack the trenches of the enemy.

Choose an answer

maneuver

retreat

conquer

dominate

Amna ____________ me of a girls I used to know.

Choose an answer

Recollects

Reminds

remembers

recalls

Choose the right synonyms

Jell

Choose an answer

solidify

thin

weaken

freeze

preserve

PONDEROUS?

Choose an answer

Conceited

Heavy

Shameless

Abundant

Choose the right synonyms

Ken

Choose an answer

to ignore

to know

to earn

to live

to work

Choose the right synonyms

Scorned

Choose an answer

contemptuous

adored

appreciated

applauded

fashioned

Choose the right synonyms

Embed

Choose an answer

imbue

prevent

overwhelm

detain

Choose the right synonyms

Elusive

Choose an answer

deceptive

innocent

coy

shy

The prolonged illness left him totally_____________

Choose an answer

Indisposed

Healthly

enervated

invialid

The passengers and crew members of the aeroplane had a _______ escape when it was taking off from the runway.

Choose an answer

narrow

large

little

brief

better

Choose the right synonyms

Impetus

Choose an answer

feebleness

force

weakness

frailness

debility

Akimbo

Choose an answer

stand putting hands on the waist sides

stand folding half the body

stand looking with surprise

stand motionless

solve as per the directiongiven above

Choose an answer

Mr. Praful Patel

Is not attending his office

For the last one month

No error

The _______ of evidence was on the side of the plaintiff since all but one witness testified that his story was correct

Choose an answer

Paucity

Propensity

Accuracy

Preponderance

The teacher ordered kamal to leave the room and ________ him to return.

Choose an answer

forbade

challenged

stopped

refused

Such ______ clothes did not appeal to her nor did they suit her.

Choose an answer

Simple

Gaudy

Ornate

Fatuous

Our flight was ___________ from Multan to Lahore airport.

Choose an answer

Diverted

Reverted

Deflected

Shifted

Choose the right synonyms

Jubilee

Choose an answer

carnival

convention

tradition

ritual

rite

The park was ______bits of paper after the children had left

Choose an answer

Cluttered

Littered

Filled

Scattered

Choose the appropriate word

Yesterday I saw a garden where ------------------

Choose an answer

I wanted to sit amongst the flowers

I want to sit amongst the flowers

I will be wanting to sit amongst the flowers

I have been wanting to sit amongst the flowers

I will want to sit amongst the flowers

Choose the right synonyms

Jocund

Choose an answer

merry

boring

inattractive

inspacious

ugly

Napoleon was ______ at the battle of waterloo in 1815

Choose an answer

Vanished

Inspired

Vanquished

Instead

Choose the appropriate word

We do different charitable work with ---------------- passion.

Choose an answer

humane

inhuman

avaricious

inspired

RENEGADE

Choose an answer

Rebel

Substitute

Informer

Reformer

It was ______ really, almost as if he knew what I was thinking

Choose an answer

Uncanny

Warrant

Decency

Watery

Choose the right synonyms

Precursor

Choose an answer

forerunner

loser

adversary

compassionate

elementary

If you drink too much, it will ______ your judgment

Choose an answer

Obstruct

Impede

Impair

Hinder

BURLESQUE

Choose an answer

Insult

Irritate

Mock

Annoy

Choose the right synonyms

Superfluous

Choose an answer

scarce

excessive

dormant

vivid

concealed

Choose the right synonyms

Latent

Choose an answer

concealed

developed

extended

amplified

radicalize

Choose the right synonyms

Chivalry

Choose an answer

defamation

gallantry

timidness

enlightenment

Rashid is too______as far as his food habits are concerned.

Choose an answer

Curios

Involved

Enjoyable

Fastidious

Interesting

A solution may not yet be in sight, but the important thing was to get a ______ between them started

Choose an answer

Conflict

Debate

Dialogue

Conversation

A ______ system is in operation on this section of the motorway

Choose an answer

Off-road

Contraflow

On-road

Road

Overindulgence ______ character as well as physical stamina

Choose an answer

Strengthens

Stimulates

Debilitates

Maintains

Automobile manufacturers are reviving up to launch a campaign designed to increase consumer________ about the new emission control

Choose an answer

capacity

knowledge

production

education

awarencess

Keep ______ in all affairs of life

Choose an answer

Temperance

Tortuous

Tractable

Tranquility

He known everything better than anybody else, and it was an affront to his ________ vanity that you should disagree with him

Choose an answer

overweening

overstrung

overwrought

overwhelrning

The reasoning in this editorial is so ______ that we cannot see how anyone can be deceived by it

Choose an answer

Coherent

Astute

Cogent

Specious

Choose the right synonyms

Leitmotif

Choose an answer

theme repeated in an opera

force

sufficiency

adornment

substitution

ABRIDGE

Choose an answer

Abort

Span

Shorten

Cross

TEMPESTUOUS?

Choose an answer

Violent

Heated

Short-lived

Outrageous

Accure

Choose an answer

vanish

accumulate

negotiate

decrease

Antagonist

Choose an answer

supporter

favouring

adversary

proponent

Choose the right synonyms

Burgeoning

Choose an answer

withering

receding

sprouting

disappearing

Collate:

Choose an answer

Prescribe

Narrate

Describe

Assemble

Arshad ______ his head against the wall

Choose an answer

Forced

Struck

Sounded

Injured

A solution to the problem of toxic waste is proving ______

Choose an answer

Inclusive

Elusive

Exclusive

Elude

ACCUSE

Choose an answer

Absolve

Exonerate

Vindicate

Impeach

Choose the appropriate word

The enemy paid a large sum as --------------------

Choose an answer

compensation

punishment

redress

amends

restitution

__________ landlords have done damage to the society.

Choose an answer

Rebuttal

Recalcitrant

Rapacious

Refurbish

GRUBBY

Choose an answer

Wet

Muddy

New

Unwashed

Choose the right synonyms

Gesticulate

Choose an answer

gesture

threaten

renunciate

visualize

accomplish

I have no ______ motive in offering this advice; I seek no personal advantage or honor

Choose an answer

Nominal

Altruistic

Ulterior

Disinterested

Choose the appropriate word

The ----------------- of such an important case was challenged in the court.

Choose an answer

deferment

promptness

maystification

proceeding

Choose the right synonyms

Bray

Choose an answer

roar of a lion

howl of a wolf

trumpet of an elephant

cry of a donkey

Although he is ______, yet honest

Choose an answer

Intelligent

Indigent

Shy

Coy

Has the provincial government been able to shown ______ performance

Choose an answer

Incisive

Decisive

Ecstasy

Ethical

Choose the grammatically correct sentence

Lost a fine dog^A if found in^B any ones possession^C will be prosecuted^D NO ERROR^E

Choose an answer

A

B

C

D

E

Stridency:

Choose an answer

Harshness

Flippant

Consistency

Stress

Astray:

Choose an answer

Far off

Spanning

Out

Off the right path

None of these

Choose the appropriate word

The society is dominated by --------------------- genders and a eunuch finds himself isolated and deprived.

Choose an answer

heterogeneous

homogeneous

third

mutual

The __________ arguments put forth for not disclosing the facts did not impress anybody.

Choose an answer

Spurious

Attracted

Convincing

Specious

In one shocking instance of ______ research, one of the nation's most influential researchers in the filed of genetics reported on experiments that were never carried out and published deliberately ______ scientific papers on his nonexistent work.

Choose an answer

Comprehensive .... Abstract

Theoretical ..... Challenging

Fraudulent ..... Deceptive

Derivative ...... Authoritative

Choose the right synonyms

Queasy

Choose an answer

off colour

bright

fragrant

fertile

lively

Choose the right synonyms

Devious

Choose an answer

altruistic

crooked

compassionate

widen

INDUSTRIOUS

Choose an answer

Intelligent

Hard working

Clever

Reserved

Angina

Choose an answer

kidney trouble

heart trouble

brain trouble

liver trouble

The bacterial proteins bind to these molecules with high ______

Choose an answer

Avarice

Azure

Baleful

Affinity

Family planning is essential for curbing the rapid ______ in population

Choose an answer

Spread

Increase

Spurt

Augment

Choose the appropriate word

After the accomplishment of the task she felt --------------------------

Choose an answer

Perturbed

Complacent

Anxious

Restless

Choose the right synonyms

Dissonance

Choose an answer

harmony

inharmony

compassion

generosity

he raised ______ when the dacoits came close to him

Choose an answer

Intermittent

Intractable

Hue and cry

Intransigent

Choose the right synonyms

Sophistry

Choose an answer

fallacy

criticism

censure

applaud

venerate

Choose the right synonyms

Tinge

Choose an answer

dye

faint

disappear

vanish

extend

Choose the appropriate word

The pattern of embroidery is very fine ---------------- of thread and lace.

Choose an answer

filigree

capacity

durability

chemistry

Identify the error

The Metropolitan Museum of Art will soon add a wing devoted entirely to modern art whereas before other museums exhibited modern art while the Met ignored it

Choose an answer

Art whereas before other museums exhibited modern art while the met ignored it

Art while before other museums exhibited modern art while the met ignored it

Art meanwhile before other museums had exhibited the art while the Met ignored it

Art other museums exhibited the art before with the Met ignoring it

Art Until now other museums exhibited modern art but the Met ignored it

Choose the right synonyms

Impute

Choose an answer

ascribe

elucidate

confine

exterminate

rejoice

Choose the right synonyms

Hermetic

Choose an answer

air tight

suffocated

windy

audacious

gallant

Choose the right synonyms

Beguile

Choose an answer

bore

amuse

terrify

punish

The evel of class and race hatred must be eliminated while it is still i an ____ state; otherwise it may grow to dangerous proportions.

Choose an answer

initial

amorphous

overt

uncultivated

embryonic

Mounting unemployment is the most serious and _ problem faced by Pakistan today.

Choose an answer

unpopular

Intractable

dubious

profound

unattainable

Choose the right synonyms

Reciprocal

Choose an answer

mutual

specific

elite

industrious

forcible

IDENTIFY

Choose an answer

Picture

Envision

Notice

Recognise

PERTINENT?

Choose an answer

Convincing

Foolproof

Applicable

Careful

He lea a _______ life.

Choose an answer

Repast

Reprehend

Reproach

Reclusive

FIGMENT?

Choose an answer

Ornamental openwork

Perfume

Invention

Undeveloped

Choose the appropriate word

Even as they -------------- their pledges of support they secretly planned a betrayal their actions --------------- their words

Choose an answer

demonstrated-echoed

confirmed-reinforced

compromised-precluded

reiterated-belied

submitted-emphasized

Choose the right synonyms

Ruddy

Choose an answer

rosy

damned

diminished

accustomed

ignored

The princess was ______ on an island in the middle of a lake

Choose an answer

Interred

Infusion

Attacked

Lacked

Choose the right synonyms

Wan

Choose an answer

bloodless

lively

healthy

sturdy

strong

Choose the right synonyms

Venomous

Choose an answer

life saving

poisonous

skilful

dormant

dulcet

Alacrity

Choose an answer

inactivity

promptness

confusion

deprivation

EAGER

Choose an answer

Clever

Enthusiastic

Curious

Devoted

Choose the right synonyms

Dunce

Choose an answer

block headed

wise

smart

agile

SOLICIT

Choose an answer

Beseech

Demand

Claim

Require

We must try to understand his momentary _______ for he has ______ more strain and anxiety than any among us.

Choose an answer

Outcry .... Described

Vision .... Forgotten

Aberration ... Undergone

Senility .... Understood

If a __________ is not present, the meeting must be adjourned.

Choose an answer

Quorum

Quarter

Quiz

Quota

Choose the right synonyms

Indigent

Choose an answer

prosperous

resourceful

poor

wealthy

thriving

Choose the right synonyms

Infusion

Choose an answer

ferment

settle

straining

saturation

separation

Identify the error

The marines who landed on the beaches of Iwo jims effected the rescue of several prisoners of ware whose assault took the enemy by surprise

Choose an answer

The marines who landed on the beaches at Iwo Jima effected the rescue of several prisoners of ware whose assault took the enemy by surprise

The marines effected the rescue of several prisoners of ware who had landed on the beeches at IWo Jima and whose assault had taken the enemy by surprise

The marines who landed on the beaches at IWo Jima effected the rescue of several prisoners of ware whose assault had taken the enemy by surprise.

The marines who landed on the beaches at IWo Jima affected the rescue of several prisoners of ware whose assault had taken the enemy by surprise

The marines who landed on the beaches at IWo Jima and whose assault took the enemy by surprise effected the rescue of several prisoners of war

I am tired asI am workingsince 7 O'clock in the morning

Choose an answer

I was working

I have been working

I had been working

I will be working

Choose the right synonyms

Piety

Choose an answer

modesty

obscenity

vulgarity

adultery

fornication

Choose the right synonyms

Innocuous

Choose an answer

perilous

harmful

harmless

injurious

smooth

It was once thought that lead could be ______ into goID

Choose an answer

Attraction

Distraction

Traction

Separation

DAUNTLESS?

Choose an answer

Lazy

Modest

Poor

Bold

solve as per the directiongiven above

Choose an answer

I shall certainly

Write you

When I shall reach New Delhi

No error

Finding that there was no use moving any further, the officer ordered the army's ______

Choose an answer

Withdrawal

Retreat

Restoration

Revival

Modern public sector managers have become quite____ in shifting their loyalties.

Choose an answer

Learned

Adept

Overt

inept

ignorant

Choose the appropriate word

To become a saint a number of -------------- exercise are taken

Choose an answer

Ascetic

Confuting

Socializing

Isolating

One ______ and you know who among them is the culprit

Choose an answer

Look

Peep

Sight

Gaze

Choose the right synonyms

Attire

Choose an answer

residence

outfit

relief

deprivation

MASTICATE

Choose an answer

Devour

Drink

Chew

Swallow

Choose the grammatically correct sentence

I am hearing^A a lot about^B the problem of AIDS these days^C NO ERROR^D

Choose an answer

A

B

C

D

EROTIC

Choose an answer

Sexual

Sensuous

Beautiful

Attractive

Choose the appropriate word

The business activity is at high --------------- as the conditions are peaceful and favourable.

Choose an answer

flux

investment

saving

accumulation

The furniture in this roomaremade of teak

Choose an answer

have

had

is

None of above

Within each ________, similar animals avoid competing with each other.

Choose an answer

Nook

Niche

Corner

Neologism

Identify the error

The recent drop in the prime interest rate probably results from the Federal Reserve Banks tight money policy and its effect on lending institutions rather than to the drop in the overall rate of inflation

Choose an answer

its effect on lending institutions rather than to the drop in the overall

its effect on lending institutions as opposed to the drop in the overall

its effect on lending institutions rather than from the drop in the overall

the effect on lending institutions rather than to the drop in the overall

Choose the right synonyms

Bravura

Choose an answer

worst performance

brilliance

magical work

miraculous outcome

Choose the appropriate word

My uncle was afflicted ---------------- a serious illness and was almost confined ----------------- bed ------------------ more than two months

Choose an answer

by-on-for

by-on-since

with-to-for

to-to-since

Identify the error

This drung works as an antidepressant

Choose an answer

It is a drug that treats depression

It is a drug that cures depression

This drug reduces depression

This drug is active against depression

Choose the grammatically correct sentence

I would prefer to trust^A my friends than to believe^B that he would demean himself^C by deceiving one^D NO ERROR^E

Choose an answer

A

B

C

D

E

He tried to __________himself against of horde of ruffians.

Choose an answer

defend

support

save

collect

He stood up and began to ______ about in the theatre hall

Choose an answer

Jig

Jaded

Jargon

Jeopardy

Choose the right synonyms

Avid

Choose an answer

bored

eager

neglected

deprived

Success may becomes ______ to you if you do not work hard

Choose an answer

Elusive

Gracious

Genre

Glutton

The ties that bind a family together are so ______ that they can hardly withstand any strain

Choose an answer

Tenacious

Twisted

Tenuous

Tentative

Choose the right synonyms

Septic

Choose an answer

causing infection

safe

free of disease

hygienic

dominant

Choose the right synonyms

Inherent

Choose an answer

hereditary

superficial

charmed

deprived

adorned

Choose the right synonyms

Deferment

Choose an answer

haste

adjournment

regularity

tempo

He was asking myopinion forthe film.

Choose an answer

opinion on

opinion about

opinion with

No correction

Choose the right synonyms

Evocative

Choose an answer

that evokes memories feelings

amateur

temporary

lasting

Her parents did not pay__________ attention to his studies.

Choose an answer

Remarkble

propec

suitable

just

Choose the right synonyms

Crenellated

Choose an answer

having battlement

showing peace

having prosperity

having weakness

Intrepid?

Choose an answer

Moist

Rude

Tolerant

Fearless

Choose the appropriate word

--------------- mob began to form full of angry men --------------- incoherent threats

Choose an answer

an excited-whispering

a listless-shouting

an ugly-gesturing

a lynch-muttering

a huge-waving

Choose the right synonyms

Opaque

Choose an answer

dim

transparent

clear

crystal

wrapped

He ________ the longer branches off the tree.

Choose an answer

Prudent

Pruned

Placebo

Tuned

The defending champion ______ to victory in just 30 minutes

Choose an answer

Led

Rushed

Reached

Cruised

PARAMOUR

Choose an answer

Lover

Companion

Friend

Rival

AMBIT

Choose an answer

Eviction

Scope

Restriction

Barrier

Choose the right synonyms

Impediment

Choose an answer

barrier

incensive

ease

fluency

steadfastness

They fired upon the enemy from behind trees, walls, and any other ______ points could find

Choose an answer

Conspicuous

Definitive

Vantage

Exposed

The writer's imaginative ______ with his subject was appreciated by the critics

Choose an answer

Sympathy

Sympathize

Empathy

Empathize

Detest?

Choose an answer

Love

To hate intensely

Neglect

To support

They had to ________ down the buildings to widen the roads

Choose an answer

Refute

Raze

Reiterate

Relegate

Cache

Choose an answer

Memory

Hidden place

Shelter

none of these

A stone that goes of rolling ___________ no mass.

Choose an answer

collect

gathers

gets

Accumulates

LIABILITY

Choose an answer

Debt

Debit

Asset

Credit

Identify the error

He ran away as he saw the lion

Choose an answer

he ran away only because he had seen the lion

He saw the lion and ran away

He saw the lion therefore he ran away

Seeing the lion he ran away

In hot weather I like in the ___________ of a tree.

Choose an answer

protection

shade

shadow

Shelter

Choose the grammatically correct sentence

Unlike the children^A of A last century^B there is a compulsory education class for^C every child upto the^D age of fifteen NO ERROR^E

Choose an answer

A

B

C

D

E

Pakistan must make ________ economic growth.

Choose an answer

Recapituate

Robust

Resuscitate

Regular

Choose the right synonyms

Cordial

Choose an answer

friendly

strange

frequent

pious

He is greatly admired for his _________ behaviour.

Choose an answer

Decadent

Decorous

Decrepit

Decorative

Choose the appropriate word

Though many thought him a tedious old man he had a ------------------ spirit that delighted his friends

Choose an answer

perverse

juvenile

meek

leaden

youthful

TERMINATE

Choose an answer

Suspend

Dismiss

End

Interrupt

He had a ______ that he would never see his friend again.

Choose an answer

Activation

Obligation

Interrelate

Premonition

Choose the right synonyms

Dappled

Choose an answer

coufused

embarrassed

nominated

checkered

He presented ______ facts of life

Choose an answer

Indigenous

Impervious

Irrefutable

Inadvertent

The principal and staff have made___________ efforts to enable the students to attend college on the days of the bus strike.

Choose an answer

Concerted

Systematic

integrated

Deliberate

You may ______ your rival if you have guts

Choose an answer

Vanquish

Vacuous

Vagary

Valedictory

The explain his design to his visitor, the architect ____________ a simple plan on the blackboard.

Choose an answer

sketched

built

constructed

made

The incidence of 9/11 left an ______ effect on world history

Choose an answer

Eradicable

Ineradicable

Importune

Able

She had a _______ group of friends at college.

Choose an answer

Mediocre

Motley

Murky

Mediator

The soldiers were instructed to _________ restraint and handle the situation peacefully.

Choose an answer

prevent

enforce

exercise

control

remain

He has___people visiting him at his house because it fears it will cause discomfort to neighbors.

Choose an answer

Stopped

Warmed

Curtailed

Requested

Forbidden

Choose the right synonyms

Prolific

Choose an answer

deficient

productive

lacking

perturbed

vacant

________ of suspected organization by governments has been a tool to curb militancy.

Choose an answer

Prescription

Periphery

Proscription

Supposition

Commence?

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To End

To Begin

Nearing Finish

To Run

DELETE?

Choose an answer

Injure

Erase

Delay

Reveal

Choose the right synonyms

Muse

Choose an answer

cogitate

realize

perturb

ventilate

normalize

EFFACE

Choose an answer

Wipe out

Weaken

Insult

Repair

Choose the right synonyms

Potpourri

Choose an answer

hotch potch jumble

scarcity

substandardization

mystification

adornment

Choose the right synonyms

Rapport

Choose an answer

affinity

disparity

conclusion

conspiring

perill

Choose the appropriate word

A careful --------------- of the house revealed no clues

Choose an answer

dissemination

incineration

autopsy

dereliction

examination

This is a _____________ transiation of the speech.

Choose an answer

Literal

Literary

verbatim

verbal

Critics of the movie version of the Color Purple _______ its saccharine, overoptimistic mood as out of keeping with the novel's more ______ tone.

Choose an answer

approved, positive

decried, acertic

applauded, thoughtful

condemned, negative

Timely first aid resuscitated the patient.

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Cured

Revived

Rescued

Soothed

He had managed to ______ himself from most of his official duties

Choose an answer

Obdurate

Intricate

Extricate

Complicate

Choose the right synonyms

Radiant

Choose an answer

beaming

flexible

rigid

murky

dark

Choose the appropriate word

The retiring teacher was -------------- for his tireless efforts on behalf of his students

Choose an answer

paraphrased

involved

appointed

commended

directed

Choose the right synonyms

Tenacious

Choose an answer

firm

quelling

shaking

diffident

coy

They have ______ up the deficit

Choose an answer

Covered

Filled

Made

Pulled

Choose the right synonyms

Junket

Choose an answer

sweet pudding or custard

a blanket

a bushy area

a mountainous region

an island

There is a _______ relationship between citizens and the state.

Choose an answer

Raze

Rough

Rosary

Reciprocal