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 the following has magnesium?

Question # 2

Glycine at pH7 has the structure

Question # 3

Which is not an enzyme

Question # 4

The monomeric units of starch is/are

Question # 5

The product of addition polymerization reaction is

Question # 6

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

Question # 7

A fat or oil is characterised for extent of unsaturation by one of the following number, which one

Question # 8

Enzymes, in the living systems

Question # 9

Hydrolysis of sucrose is called

Question # 10

Polymer formation from monomers starts by

Question # 11

Which of the following is a constituent of nylon?

Question # 12

Glycogen is stored in

Question # 13

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

Question # 14

A condensation polymer among the following is

Question # 15

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

Question # 16

Activity of the enzyme is reduced by

Question # 17

The development of disagreeable odur in fats or oil is called

Question # 18

Synthetic polymer prepared from caprolactum is known is

Question # 19

Teflon, styron and neoprene are all

Question # 20

Which of the following is a molecular diseases?

Question # 21

Enzymes catalyse all biological reactions occurring in the cell. What is true about an enzyme

Question # 22

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

Question # 23

Glyptal polymer is obtained from glycerol on reacting with

Question # 24

Which of the following is the repeating monomeric unit in cellulose

Question # 25

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

Question # 26

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

Question # 27

Purines include

Question # 28

What is the most common catalyst used in hydrogenation of oils

Question # 29

The group linkage present in fats is

Question # 30

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

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Vitamin A is present in
A. Liver
B. Milk
C. Green vegetables
D. All
2 Which one of the following is a water soluble vitamin
A. D
B. K
C. A
D. Ascorbic acid (Vic C)
3 Which polymerization is free radical machanism based
A. Addition
B. Condensation
C. Both a and b
D. None
4 Which one is a polymer compound?
A. SO2
B. CO2
C. CH4
D. PVC
5 Violet colour is obtained when dilute CuSO4is added in alkaline solution of protein. This test is known as
A. Biuret
B. Xanthoproteic test
C. Hopkins-cole
D. All of these
6 The other name of cross linked polymers is
A. Linear polymer
B. Branched polymer
C. Inter connected polymers
D. None of these
7 Ascorbic acid is a chemical name of
A. Vitamin D
B. Vitamin A
C. Vitamin C
D. Vitamin B6
8 The digestion of fats in the intestines is aided by
A. Diffusion
B. Protection
C. Peptization
D. Emulsification
9 Oxidation reduction is done by
A. Oxidoreductase
B. Lipases
C. Lyase
D. None of these
10 Protein are classified into
A. Simple protein
B. Complex protein
C. Derived proteins
D. All of these

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