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

00:00
Question # 1

A polymer may be

Question # 2

Naturally occurring lipids are called

Question # 3

Copolymer is

Question # 4

Molar mass of high molecular w.f. polymers ranges from:

Question # 5

Which of these polymers is a synthetic polymer?

Question # 6

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

Question # 7

Which is the derived lipid?

Question # 8

Factors affecting denaturation of proteins:

Question # 9

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

Question # 10

Vegetable oils are

Question # 11

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

Question # 12

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

Question # 13

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

Question # 14

How is the secondary structure of protein stabilized

Question # 15

Which of the following is a molecular diseases?

Question # 16

Plastics are a pollution problem because many plastics

Question # 17

Which property is not present in lipids?

Question # 18

Of the following which is a step growth polymer

Question # 19

Which of the following fibres are made of polyamides?

Question # 20

Monosaccharides are

Question # 21

Which carbohydrates is an essential constituent of plant cells?

Question # 22

Activity of the enzyme is reduced by

Question # 23

Glycogen is stored in

Question # 24

A polymer may be

Question # 25

Which of the following is not a synthetic polymer?

Question # 26

DNA has deoxyribose, a base and the third component is

Question # 27

The monomeric units of starch is/are

Question # 28

Nylon, 6,6 is a condensation polymer of

Question # 29

Which of these polymers is an addition polymer

Question # 30

Which has maximum protein content?

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Enzymes are
A. Proteins
B. Minerals
C. Oils
D. Fatty acids
2 Of the following which is a step growth polymer
A. Bakelite
B. Polyethylene
C. Teflon
D. PVC
3 Which polymerization is free radical machanism based
A. Addition
B. Condensation
C. Both a and b
D. None
4 Enzymes are catalysts which contain other than carbon and hydrogen one other element
A. Oxygen
B. Sulphur
C. Phosphorus
D. Iodine
5 Plastics are pollution problem because many plastics:
A. Are made from petroleleum
B. Are very inflammable
C. Burn to produce toxic funes
D. Decompose to produce toxic products
6 β-D-glucose is a monomer for
A. Strach
B. Cellulose
C. Glycogen
D. Protein
7 Nylon, 6,6 is a condensation polymer of
A. Adipic acid and glycol
B. Phthalic acid and glycol
C. Adipic acid and hexaethylene diamine
D. Pthalic acid and hexaethylene diamine
8 The digestion of fats in the intestines is aided by
A. Diffusion
B. Protection
C. Peptization
D. Emulsification
9 Iodine value of an oil or fat may be defined as
A. The number of grams of iodine taken up by 1 g of the oil or fat
B. The number of grams of iodine taken by 10 g of the oil or fat
C. The number of grams of iodine taken by 100 g of the oil or fat
D. None of the above
10 The prosthetic group in glycoprotein is
A. Carbohydrate
B. Fat
C. Vitamin
D. Nucleic acid

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