Question # 1

Which of the following gases are mainly responsible for the atmospheric greenhouse effect in the earth's atmosphere?

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Nitrogen and carbon dioxide

Water vapor and carbon dioxide

Ozone and oxygen

Oxygen and nitrogen

The G.C.D. of 1.08, .36 and .9 is:

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.03

.9

.18

.108

The sun produce most of its energy by

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Nuclear fusion which involves converting" H" to "He"

Nuclear fission involving the burning of uranium and palladium

None of these

Nuclear fission involving the combining of uranium and palladium

Microfilaments are composed mainly of a protein called

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Actin

Tubulin

Myosin

Chitin

If a metal can be drawn in to wires relatively easily it is called

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Malleable

Ductile

Extractive

Tactile

The average of 50 numbers is 38. If two numbers 45 and 55 are discarded, the average of the remaining set of numbers is

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38.5

37.5

37.0

36.5

Find a third proportional to the numbers 4, 42.

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441

541

641

None of these

The magnet always points in the same direction,if move freely i.e towards north and south poles because of:

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Gravitational field

A lot of metals deposits on north and south poles

Due to attraction of north pole and repulsion of Western pole

Earth is a huge magnet

It is impossible for a type of o+ baby to have a type of ............mother;

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A B+

O-

O+

None of these

Which of the following is a cellular fiber?

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Cotton

Wool

Rayon

Polyester

In following alphabet series , one term missing as shown by question mark,choose missing term from options.

Y,W,U,S,Q,?,?

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N,J

M,L

J,R

L,M

O,M

Optical fiber operates on the principle of:

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Tyndall

Photoelectric effect

Last technology

Total internal reflection

The energy needed to fuel essential body processes is called:

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Essential nutrient level

Basal metabolism

None of these

Recommended daily allowance

If a product is said to be sugar free it contains how much sugar?

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None

Less then 0.5 grams of sugar per serving

Less then 10.0 grams

Not more then 40 kcal per serving

Clock which moves with the velocities compare able with the velocity of light,run:

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Fast

Slow

Equal to the velocity of light

With zero velocity

Cyclones

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experience Coriolis effects that deflect air to the right in the southern hemisphere

are associated with super geostrophic winds

are typically regions of fair weather

are associated with low pressure system

Which of the following numbers is divisible by 8 ?

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98016542

106598304

106598305

The ozone layer present in atmosphere above earth. The stratum of atmosphere in which ozone layer lies is called as

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Exosphere

Mesosphere

Stratosphere

Lonosphere

Troposphere

16-6 x 2+3 / 12-3 x 2 = ?

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7/17

23/40

14/23

2/17

Supercoductivity is a maternal property associated with

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Cooling a substance without a phase change

Frictionless liquid flow

A LOSS OF THERMAL RESISTANCE

A loss of electrical resistance

If an igneous rock cuts across a sedimentary rock, we know that the igneous rock is

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Older then the sedimentary rock

Younger then the sedimentary rock

The same age as the sedimentary rock

A minimum of 1.2 million years old

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