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

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Question # 1

Bakelite is obtained from phenol by reacting with

Question # 2

Organic synthetic or man made polymers are plastics, rubber and fibre. Which is not a synthetic polymer

Question # 3

Ascorbic acid is a chemical name of

Question # 4

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

Question # 5

Natural rubber is a polymer of

Question # 6

Monosaccharides are

Question # 7

Which is the derived lipid?

Question # 8

Polysaccharides are also called

Question # 9

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

Question # 10

Which of the following brings about the conversion of starch into maltose

Question # 11

Cotton is ______% cellulose

Question # 12

A fibre which is made from acrylonitrile as monomer

Question # 13

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

Question # 14

Monosaccharides belong to the group

Question # 15

Vegetables oils are:

Question # 16

Which carbohydrates is an essential constituent of plant cells?

Question # 17

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

Question # 18

DNA has deoxyribose, a base and the third component is

Question # 19

Which behaves as insulator for animals body?

Question # 20

Vegetable oils are

Question # 21

Sterols, vitamin D and terpenese belong to

Question # 22

The other name of cross linked polymers is

Question # 23

The clotting time of blood is increased due to the deficiency of

Question # 24

Which of the following fibres are made of polyamides?

Question # 25

DNA is a polynucleic acid. The monomer is known as a nucleotide. What is not the component of the nucleoptide

Question # 26

Hydrolysis of sucrose is called

Question # 27

Cotton has cellulose in it:

Question # 28

Oxidation reduction is done by

Question # 29

Which of the following is not present in RNA?

Question # 30

The temp. and pressure used for PVC polymerization is

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 The product of addition polymerization reaction is
A. PVC
B. Nylon
C. Terylene
D. Polyamide
2 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
3 One of the followings is not type of polymer
A. Homopolymer
B. Copolymer
C. Heteropolymer
D. Terpolymer
4 Which of the following is not an example of addition polymer?
A. Polyethene
B. Polystyrene
C. Neoprene
D. Terylene
5 Natural rubber is a polymer of
A. Butadiene
B. Ethyne
C. Styrene
D. Isoprene
6 On hydrolysis of starch, we finally get
A. Glucose
B. Fructose
C. Both
D. Sucrose
7 Which of the following brings about the conversion of starch into maltose
A. Maltase
B. Zymase
C. Diatase
D. Invertase
8 Which of the following is a steroid
A. Vitamin A
B. Vitamin B
C. Vitamin C
D. Vitamin D
9 Polysaccharides are also called
A. Crystals
B. Sugars
C. Liquids
D. None sugars
10 An example of water soluble vitamin is
A. Vitamin D
B. Vitamin E
C. Vitamin A
D. Vitamin C

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