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

The degree of unsaturation in fats or oils is usually measured by numbers of grams of iodine required by 100 grmas of fat, this is called

Question # 2

The reaction between fat and NaOH is called

Question # 3

Which of the following brings about the conversion of starch into maltose

Question # 4

Enzymes, in the living systems

Question # 5

Plastics are a pollution problem because many plastics

Question # 6

Teflon, styron and neoprene are all

Question # 7

Violet colour is obtained when dilute CuSO4is added in alkaline solution of protein. This test is known as

Question # 8

Glyptal polymer is obtained from glycerol on reacting with

Question # 9

Which of these polymers is a synthetic polymer?

Question # 10

Orlon is a polymer of

Question # 11

A nucleoside may be

Question # 12

Which one of the following statements of glucose and sucrose is incorrect?

Question # 13

Plastics are pollution problem because many plastics:

Question # 14

In which of these processes are smell organic molecules made into macromolecules?

Question # 15

There are 20 amino acids found in protein which is not the property of these amino acids

Question # 16

The fiber which is made from acrylonitrile as monomer:

Question # 17

Peptide bond is a key feature in

Question # 18

Simple sugars are :

Question # 19

Vegetable oils are

Question # 20

Which of the following is a constituent of nylon?

Question # 21

The disaccharide present in milk is

Question # 22

Which one is a polymer compound?

Question # 23

The group linkage present in fats is

Question # 24

Purine derivative among the following bases is

Question # 25

Purines include

Question # 26

Polyester resins have special use in:

Question # 27

Cellulose does:

Question # 28

The three dimensional folding and twisting of a polypeptide chain give rise to

Question # 29

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

Question # 30

Which of the following is a polyamide?

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Glycogen is stored in
A. Animals
B. Plants
C. Soil
D. None of these
2 Which of these polymers is an addition polymer
A. Nylon 6,6
B. Polystyrene
C. Terylene
D. Epoxy resin
3 Which carbohydrates is an essential constituent of plant cells?
A. Starch
B. Cellulose
C. Sucrose
D. Vitamins
4 A nucleoside may be
A. Ribonuleoside
B. Deoxyribonucleoside
C. Both a and b
D. None
5 Major food factors are:
A. Fats and oils
B. Carbohydrates
C. Protiens
D. All of these
6 Which of the following is a constituent of nylon?
A. Adipic acid
B. Styrene
C. Teflon
D. None of these
7 A fibre which is made from acrylonitrile as monomer
A. PVC
B. Rayon fibre
C. Acrylic fibre
D. Polyester fibre
8 Vegetable oils are
A. Unsaturated fatty acids
B. Glycerides of unsaturated fatty acids
C. Glycerides of saturated fatty acids
D. Essential oils obtained from plants
9 Which polymerization is free radical machanism based
A. Addition
B. Condensation
C. Both a and b
D. None
10 Which one of the following is a water soluble vitamin
A. D
B. K
C. A
D. Ascorbic acid (Vic C)

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