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

On hydrolysis of starch, we finally get

Question # 2

Ascorbic acid is a chemical name of

Question # 3

Enzymes are

Question # 4

Which functional group is present in glycerol tristearate

Question # 5

Which of the following is a biodegradable polymer?

Question # 6

How is the secondary structure of protein stabilized

Question # 7

Enzymes are chemically

Question # 8

Hydrolysis of sucrose is called

Question # 9

The reaction between fat and NaOH is called

Question # 10

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

Question # 11

Natural rubber is a polymer of

Question # 12

Poly hydroxyl compounds of aldehyde and ketones are:

Question # 13

The reaction between fat and NaOH is called:

Question # 14

β-D-glucose is a monomer for

Question # 15

Monosaccharides belong to the group

Question # 16

An example of water soluble vitamin is

Question # 17

The main structure features of proteins is

Question # 18

The temp. and pressure used for PVC polymerization is

Question # 19

Iodine value of an oil or fat may be defined as

Question # 20

The protein which only yield amino acids and their derivatives

Question # 21

The polymers which can not be re-softened again and again are called

Question # 22

Peptide bond is a key feature in

Question # 23

Which of the following is a steroid

Question # 24

Orlon is a polymer of

Question # 25

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

Question # 26

Cotton has cellulose in it:

Question # 27

Which of the following is the repeating monomeric unit in cellulose

Question # 28

Of the following which is a step growth polymer

Question # 29

Polymer formation from monomers starts by

Question # 30

One of the followings is not type of polymer

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 The raw material to form nylon is
A. Adipic acid
B. Butadiene
C. Isoprene
D. Ethylene
2 Two vitamins absorbed from intestine along with fats are
A. A, D
B. A, B
C. A, C
D. D, B
3 Poly hydroxyl compounds of aldehyde and ketones are:
A. Carbohydrates
B. Proteins
C. Fats
D. Lipids
4 What is the most common catalyst used in hydrogenation of oils
A. Cobalt
B. Nickel
C. Tungsten
D. Copper
5 In fructose the possible optical isomers are
A. 12
B. 8
C. 16
D. 4
6 Which functional group is present in glycerol tristearate
A. Carboxylic acid
B. Alcohol
C. Aldehyde
D. Ester
7 Cotton is ______% cellulose
A. 90
B. 100
C. 99
D. 30
8 At what pH glycine shows the structure H3N+-- CH2-- COOH
A. 2
B. 7
C. 10
D. 14
9 Activity of the enzyme is reduced by
A. Temperature
B. Concentration
C. pH
D. Inhibitors
10 The three dimensional folding and twisting of a polypeptide chain give rise to
A. Primary structure
B. Secondary structure
C. Tertiary structure
D. All of these tertiary

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