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

Glycine at pH7 has the structure

Question # 2

The stroids of fungi and yeast and yeast are called:

Question # 3

Of the following which is a step growth polymer

Question # 4

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

Question # 5

Which polymerization is free radical machanism based

Question # 6

Enzymes are catalysts which contain other than carbon and hydrogen one other element

Question # 7

For every reaction occurring in the body three is at least one type of

Question # 8

Sterols, vitamin D and terpenese belong to

Question # 9

Which carbohydrates is an essential constituent of plant cells?

Question # 10

Cotton is ______% cellulose

Question # 11

Bakelite is a product formed form

Question # 12

The fiber which is made from acrylonitrile as monomer:

Question # 13

Activity of the enzyme is reduced by

Question # 14

In macromolecules DP stands for

Question # 15

Polymer formation from monomers starts by

Question # 16

Which is the polymer that has amide linkage in its structure

Question # 17

Which functional group is present in glycerol tristearate

Question # 18

The protein which only yield amino acids and their derivatives

Question # 19

Which of the following is a polyamide?

Question # 20

The development of disagreeable odur in fats or oil is called

Question # 21

Factors affecting denaturation of proteins:

Question # 22

The reaction between fat and NaOH is called

Question # 23

The metal present in blood is

Question # 24

Naturally occurring lipids are called

Question # 25

Iodine value of an oil or fat may be defined as

Question # 26

Which of the following is not an example of addition polymer?

Question # 27

Vitamin A is present in

Question # 28

Polysaccharides are also called

Question # 29

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

Question # 30

Which teat is not given by both glucose and fructose

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Simple sugars are :
A. Monosaccharides
B. Disaccharides
C. Oligo saccharides
D. Trisaccharides
2 The substance upon which an enzyme acts is known as its
A. Domain
B. Field
C. Substrate
D. Reactant
3 Two vitamins absorbed from intestine along with fats are
A. A, D
B. A, B
C. A, C
D. D, B
4 A polymer may be
A. Homopolemer
B. Co-polymer
C. Terpolymer
D. All of these
5 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
6 DNA has deoxyribose, a base and the third component is
A. Phosphoric acid
B. Ribose
C. Adenine
D. Thymine
7 The raw material to form nylon is
A. Adipic acid
B. Butadiene
C. Isoprene
D. Ethylene
8 Ascorbic acid is a chemical name of
A. Vitamin D
B. Vitamin A
C. Vitamin C
D. Vitamin B6
9 Natural rubber is a polymer of
A. Butadiene
B. Ethyne
C. Styrene
D. Isoprene
10 Cotton has cellulose in it:
A. 96%
B. 97%
C. 98%
D. 99%

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