ECAT Pre Engineering Chemistry Chapter 25 MCQ Test With Answer

MCQ's Test For ECAT Chemistry Chapter 25 Macromolecules

Try The MCQ's Test For ECAT Chemistry Chapter 25 Macromolecules

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ECAT Chemistry Chapter 25 Macromolecules

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Question # 1

A fat or oil is characterised for extent of unsaturation by one of the following number, which one

Question # 2

Protein may have

Question # 3

A fibre which is made from acrylonitrile as monomer

Question # 4

C6H12O6 is molecualr formula of:

Question # 5

Substances that render enzymes catalytically inactive are called

Question # 6

Which functional group is present in glycerol tristearate

Question # 7

Which of the following is a molecular diseases?

Question # 8

Which of the following enzymes brings about the hydrolysis of fats?

Question # 9

The high molecular weight materials which yield on hydrolysis the amino acids is called:

Question # 10

Cellulose does:

Question # 11

An oil or fat with no double bond have iodine number:

Question # 12

Which one of the following is the most abundant organic substance found in nature

Question # 13

Protein are classified into

Question # 14

Polyester resins have special use in:

Question # 15

At what pH glycine shows the structure H3N+-- CH2-- COOH

Question # 16

Which one is a polymer compound?

Question # 17

The number of amino acids found in proteins that a human body can synthesize is

Question # 18

Glycogen is stored in

Question # 19

Polymer formation from monomers starts by

Question # 20

The fiber which is made from acrylonitrile as monomer:

Question # 21

The polymers which can not be re-softened again and again are called

Question # 22

Which behaves as insulator for animals body?

Question # 23

Which is not a steroid

Question # 24

The stroids of fungi and yeast and yeast are called:

Question # 25

Which of these polymers is an addition polymer

Question # 26

The raw material to form nylon is

Question # 27

Which is not an enzyme

Question # 28

On hydrolysis of starch, we finally get

Question # 29

Which one of the following is not an example of chain growth polymer?

Question # 30

The reagent which forms crystalline osazone derivative when treated with glucose is

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Organic synthetic or man made polymers are plastics, rubber and fibre. Which is not a synthetic polymer
A. Silk
B. Polyester
C. Polyvinyl chloride
D. Nylon
2 (CH2O)nis general formula for
A. Monosaccharides
B. Oiligosaccharides
C. Polysaccharides
D. None of these
3 Enzymes, in the living systems
A. Provide energy
B. Provide immunity
C. Transport oxygen
D. Catalyze biochemical processes
4 RNA is a polymer of nucleotide which consist of three components. Which one is not the component in the nucleotide of an RNA
A. D-Ribose
B. Wracil base
C. Prosphate group
D. Thyamine base
5 In macromolecules DP stands for
A. Dissociation parameter
B. Dissociation polymer
C. Degree of polymerization
D. None of these
6 Which one of the following is a water soluble vitamin
A. D
B. K
C. A
D. Ascorbic acid (Vic C)
7 The fibre which is made form acrylonitrile as monomer
A. PVC
B. Rayon fibre
C. Acrylic fibre
D. Polyester fibre
8 Which of the following has ester linkage?
A. Nylon
B. Bakelite
C. Terylene
D. PVC
9 Denaturation of protein means the structure of protein is disrupted, indicate which factor foes not denature protein
A. Heating protein
B. pH changes
C. Oxidising agent
D. Keeping pH 7.35
10 Among the following polymers, the strongest molecular forces are present in
A. Elastomers
B. Fibres
C. Thermoplactics
D. Thermosetting polymers

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