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

Which of the following elements is not present in all proteins?

Question # 3

Two or more similar monomers combine to form:

Question # 4

The polymers which can be re-softened again and again are caled

Question # 5

Oxidation reduction is done by

Question # 6

Which of the following is fully fluorinated polymer?

Question # 7

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

Question # 8

The protein which only yield amino acids and their derivatives

Question # 9

Which of the following is a polyamide?

Question # 10

Purine derivative among the following bases is

Question # 11

Polymer formation from monomers starts by

Question # 12

The high molecular weight materials which yield on hydrolysis the amino acids is called:

Question # 13

The other name of cross linked polymers is

Question # 14

Protein may have

Question # 15

Among the following polymers, the strongest molecular forces are present in

Question # 16

Ricket is caused due to the deficiency of vitamin

Question # 17

Which of the following is a constituent of nylon?

Question # 18

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

Question # 19

Teflon, styron and neoprene are all

Question # 20

The development of disagreeable odur in fats or oil is called

Question # 21

Vitamin A is present in

Question # 22

Sterols, vitamin D and terpenese belong to

Question # 23

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

Question # 24

Nylon, 6,6 is a condensation polymer of

Question # 25

In fructose the possible optical isomers are

Question # 26

The reaction between fat and NaOH is called:

Question # 27

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

Question # 28

The digestion of fats in the intestines is aided by

Question # 29

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

Question # 30

Polysaccharides are also called

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ECAT 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 the following is a water soluble vetamin?
A. Niacin
B. Riboflavin
C. Trypsin
D. Ascorbic acid
3 Two or more similar monomers combine to form:
A. Homopolymer
B. Copolymer
C. Ter polymer
D. Thermoplastic polymers
4 Which one of the following is a water soluble vitamin
A. D
B. K
C. A
D. Ascorbic acid (Vic C)
5 There are 20 amino acids found in protein which is not the property of these amino acids
A. They are allα-amino acids
B. They are all optically active
C. They have high decomposition point
D. They are water soluble
6 The digestion of fats in the intestines is aided by
A. Diffusion
B. Protection
C. Peptization
D. Emulsification
7 Which carbohydrates is an essential constituent of plant cells?
A. Starch
B. Cellulose
C. Sucrose
D. Vitamins
8 Glycogen is stored in
A. Animals
B. Plants
C. Soil
D. None of these
9 Glyptal polymer is obtained from glycerol on reacting with
A. Malonic acid
B. Phthalic acid
C. Maleic acid
D. Acetic acid
10 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

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