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

Which of these polymers is an addition polymer

Question # 2

Which of these polymers is a synthetic polymer

Question # 3

Purines include

Question # 4

Which functional group is present in glycerol tristearate

Question # 5

Which behaves as insulator for animals body?

Question # 6

Cotton is ______% cellulose

Question # 7

Which of the following is a steroid

Question # 8

Plastics are a pollution problem because many plastics

Question # 9

Of the following which is a step growth polymer

Question # 10

Which of the following has ester linkage?

Question # 11

In macromolecules DP stands for

Question # 12

Protein are classified into

Question # 13

One of the followings is not type of polymer

Question # 14

Which one of the following is a water soluble vitamin

Question # 15

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 # 16

What is not true about DNA

Question # 17

Two vitamins absorbed from intestine along with fats are

Question # 18

The protein which only yield amino acids and their derivatives

Question # 19

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

Question # 20

Which of these polymers is a synthetic polymer?

Question # 21

Glycine at pH7 has the structure

Question # 22

Which is a protein?

Question # 23

Enzymes are chemically

Question # 24

Which of the following is a constituent of nylon?

Question # 25

Ricket is caused due to the deficiency of vitamin

Question # 26

The main structure features of proteins is

Question # 27

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

Question # 28

Poly hydroxyl compounds of aldehyde and ketones are:

Question # 29

RNA is a polymer of nucleotide which consist of three components. Which one is not the component in the nucleotide of an RNA

Question # 30

Which polymerization is free radical machanism based

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ECAT Class Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Activity of the enzyme is reduced by
A. Temperature
B. Concentration
C. pH
D. Inhibitors
2 Which of these polymers is an addition polymer
A. Nylon 6,6
B. Polystyrene
C. Terylene
D. Epoxy resin
3 Enzymes are chemically
A. Carbohydrates
B. Proteins
C. Fatty acids
D. Phospholipids
4 Plastics are a pollution problem because many plastics
A. Are made from petroleum
B. Are very inflammable
C. Burn to produce toxic fumes
D. Decompose to produce toxic products
5 Which of the following statements is incorrect about vitamins
A. Often function as coenzymes
B. Molecules contain at least one ring structure
C. Are often synthesized by the body
D. Are polyfunctional compounds
6 An example of water soluble vitamin is
A. Vitamin D
B. Vitamin E
C. Vitamin A
D. Vitamin C
7 Which one of the following is not an example of chain growth polymer?
A. Neoprene
B. Bunna-S
C. PMMA
D. Glyptal
8 Cotton is ______% cellulose
A. 90
B. 100
C. 99
D. 30
9 Which of the following fibres are made of polyamides?
A. Dacron
B. Orlon
C. Nylon
D. Rayon
10 The reaction between fat and NaOH is called
A. Esterification
B. Hydrogenolysis
C. Fermentation
D. Saponification

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