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

Glyptal polymer is obtained from glycerol on reacting with

Question # 2

Which of these polymers is an addition polymer

Question # 3

Plastics are pollution problem because many plastics:

Question # 4

Which one of the following is a water soluble vitamin

Question # 5

Vegetable oils are

Question # 6

Hydrolysis of sucrose is called

Question # 7

The main structure features of proteins is

Question # 8

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 # 9

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

Question # 10

(CH2O)nis general formula for

Question # 11

A condensation polymer among the following is

Question # 12

The substance upon which an enzyme acts is known as its

Question # 13

A polymer may be

Question # 14

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

Question # 15

The reaction between fat and NaOH is called:

Question # 16

A polymeric substance that is formed in the liquid state and then hardened to a rigid solid is called a:

Question # 17

Enzymes, in the living systems

Question # 18

The prosthetic group in glycoprotein is

Question # 19

Organic synthetic or man made polymers are plastics, rubber and fibre. Which is not a synthetic polymer

Question # 20

Synthetic polymer prepared from caprolactum is known is

Question # 21

The fiber which is made from acrylonitrile as monomer:

Question # 22

The monomeric units of starch is/are

Question # 23

Which of the following is a constituent of nylon?

Question # 24

Purine derivative among the following bases is

Question # 25

Which of these polymers is an addition polymer

Question # 26

Two or more similar monomers combine to form:

Question # 27

Terylene is madeby polymerization of terephthalic acid with

Question # 28

Which of the following is a biodegradable polymer?

Question # 29

Which of the following is fully fluorinated polymer?

Question # 30

Which of these polymers is a synthetic polymer

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Among the following polymers, the strongest molecular forces are present in
A. Elastomers
B. Fibres
C. Thermoplactics
D. Thermosetting polymers
2 DNA has deoxyribose, a base and the third component is
A. Phosphoric acid
B. Ribose
C. Adenine
D. Thymine
3 The product of addition polymerization reaction is
A. PVC
B. Nylon
C. Terylene
D. Polyamide
4 Which polymerization is free radical machanism based
A. Addition
B. Condensation
C. Both a and b
D. None
5 One of the followings is not type of polymer
A. Homopolymer
B. Copolymer
C. Heteropolymer
D. Terpolymer
6 Synthetic polymer prepared from caprolactum is known is
A. Nylon 610
B. Teflon
C. Terylene
D. Nylon-6
7 The simplest separating unit of a polymer is called:
A. Monomer
B. Dimer
C. Trimmer
D. Macromer
8 Ascorbic acid is a chemical name of
A. Vitamin D
B. Vitamin A
C. Vitamin C
D. Vitamin B6
9 Which one of the following is a water soluble vitamin
A. D
B. K
C. A
D. Ascorbic acid (Vic C)
10 What is not true about DNA
A. It preserve genetic information
B. To relicates
C. Synthesized protein
D. It has a linear structure

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