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

Polysaccharides are also called

Question # 2

Major food factors are:

Question # 3

Which of the following is a water soluble vetamin?

Question # 4

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

Question # 5

The temp. and pressure used for PVC polymerization is

Question # 6

Activity of the enzyme is reduced by

Question # 7

The other name of cross linked polymers is

Question # 8

The reagent which forms crystalline osazone derivative when treated with glucose is

Question # 9

Which of the following is a molecular diseases?

Question # 10

Vegetable oils are

Question # 11

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

Question # 12

Oxidation reduction is done by

Question # 13

A polymer may be

Question # 14

Vitamin A is present in

Question # 15

The fiber which is made from acrylonitrile as monomer:

Question # 16

Which functional group is present in glycerol tristearate

Question # 17

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

Question # 18

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

Question # 19

β-D-glucose is a monomer for

Question # 20

Monosaccharides belong to the group

Question # 21

Vegetables oils are:

Question # 22

Ricket is caused due to the deficiency of vitamin

Question # 23

One of the followings is not type of polymer

Question # 24

Plastics are pollution problem because many plastics:

Question # 25

Poly hydroxyl compounds of aldehyde and ketones are:

Question # 26

The reaction between fat and NaOH is called

Question # 27

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

Question # 28

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

Question # 29

Glycine at pH7 has the structure

Question # 30

Which one of the following is the most abundant organic substance found in nature

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Copolymer is
A. Nylon-6
B. Nylon 66
C. PMMA
D. Polyethene
2 A polymeric substance that is formed in the liquid state and then hardened to a rigid solid is called a:
A. Fiber
B. Plastic
C. Vanish
D. Polyamide resin
3 Vegetable oils are
A. Unsaturated fatty acids
B. Glycerides of unsaturated fatty acids
C. Glycerides of saturated fatty acids
D. Essential oils obtained from plants
4 The temp. and pressure used for PVC polymerization is
A. 10°C and 10 atm
B. 20°C and 20 atm
C. 52°C and 9 atm
D. 100°C and 10 atm
5 At what pH glycine shows the structure H3N+-- CH2-- COOH
A. 2
B. 7
C. 10
D. 14
6 Which of the following is the repeating monomeric unit in cellulose
A. Sucrose
B. Maltose
C. Cellobiose
D. Glucose
7 A polymer may be
A. Linear
B. Branched
C. Cross linked
D. All of these
8 Which has maximum protein content?
A. Ground nut
B. Cow milk
C. Egg
D. Wheat
9 In fructose the possible optical isomers are
A. 12
B. 8
C. 16
D. 4
10 One of the followings is not type of polymer
A. Homopolymer
B. Copolymer
C. Heteropolymer
D. Terpolymer

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