Question # 1

The protein which only yield amino acids and their derivatives

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Simple proteins

Complex proteins

Derived protein

All of these

In the cyclic structure of the glucose when the position of atoms on carbon 1 is called one isomer changes to other. These isomers of glucose are called:

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metamers

position isomers

cis-trans

annomers

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

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37

80

8

52

In s solution 7.8 g of benzene ( C6H6 ) and 46g of toluene (C6H5CH3) is present. The mole fraction of toluene is

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1/3

1/5

2/3

5/6

Acetone and Chloroform are soluble in each other due to

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intermolecular hydrogen bonding

ion-dipole interaction

instantaneous dipoles

dipole-induced dipole interaction

Deposition of cholesterol in arteries is responsible for:

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Heart attach

diabetes

hepatitis

cancer

The reaction kinetics concerned with the

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Rate of reaction

Direction of reaction

Factor effecting rate of reaction

both a &b

Which of the following is a simple protein

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Albumins

Legumin

Callogen

All

Smaller unit of biosphere is:

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specie

ecosystem

plankton

troposphere

The non polar gases of low polarizability have a very:

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Low critical temperature

Stable critical temperature

High critical temperature

Rusting of iron is the example of

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Fast

Slow

moderate

depends upon conditions

Alcohols reacts with Grignard reagent to form

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Alkanes

Alkenes

Alkynes

All

The basic difference between synthetic and natural fertilizer is in their

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Rae material

Crop application

Usage

Shapes

Benzene is obtained by fractional distillation of

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Heavy oil

Anthracene oil

Middle oil

Light oil

Which is symmetric alkene?

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CH=C-CH₂

CH≡CH

CH₃-C≡C - CH₃

B and C

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Complete conversion of A to B has taken place

Conversion of A to B is only 50% complete

Only 10% conversion of A to B has taken place

The rate of transformation of A to B is just equal to rate of transformation of B to A in the system

The element with highest electron affinity among the halogen is

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F

Cl

Br

I

[Ti(H₂O)₆]⁺³ion absorbs colour:

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Blue

Yellow

Green

Red

The next homologue of C₁₀H₂₂will be

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C₉H₂₀

C₁₂H₂₆

C₁₁H₂₄

C₁₃H₂₈

The colour of transition metal complexes is due to

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d-d transitions of electrons

Para magnetic nature of transition elements

Ionization

Loss of s-electrons

In a hydrogen-oxygen fuel cell, combustion of hydrogen occurs to

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Generate heat

Remove adsorbed oxygen from electrode surfaces

Produce High purity water

Create potential difference between two electrodes

Which are used as essences(flowers)?

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aldehydes

Ketones

alcohols

esters

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