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

Hydrolysis of sucrose is called

Question # 2

What is not true about DNA

Question # 3

Synthetic polymer prepared from caprolactum is known is

Question # 4

Which is not an enzyme

Question # 5

Which polymerization is free radical machanism based

Question # 6

Vegetables oils are:

Question # 7

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

Question # 8

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

Question # 9

Which of these polymers is a synthetic polymer

Question # 10

A polymer may be

Question # 11

Which of the following is not an example of addition polymer?

Question # 12

The temp. and pressure used for PVC polymerization is

Question # 13

Plastics are a pollution problem because many plastics

Question # 14

In which of these processes are smell organic molecules made into macromolecules?

Question # 15

Natural rubber is a polymer of

Question # 16

A nucleoside may be

Question # 17

Which is not a steroid

Question # 18

Which of the following statements is incorrect about vitamins

Question # 19

Which of the following is a steroid

Question # 20

Enzymes are

Question # 21

Which of the following has ester linkage?

Question # 22

Polyester resins have special use in:

Question # 23

Oxidation reduction is done by

Question # 24

The digestion of fats in the intestines is aided by

Question # 25

When a nitrogeneous base combine with a sugar it is called

Question # 26

Which is a protein?

Question # 27

Simple sugars are :

Question # 28

Which one is a polymer compound?

Question # 29

The protein which only yield amino acids and their derivatives

Question # 30

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

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 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
2 The development of disagreeable odur in fats or oil is called
A. Fragrance
B. Perfume
C. Rancidity
D. Smell
3 Which of the following has magnesium?
A. Carbonic anhydrase
B. Haemocyanin
C. chlorophyll
D. Vitamin B12
4 Which one of the following is not an example of chain growth polymer?
A. Neoprene
B. Bunna-S
C. PMMA
D. Glyptal
5 What is the most common catalyst used in hydrogenation of oils
A. Cobalt
B. Nickel
C. Tungsten
D. Copper
6 Macromolecules or polymers are large molecules built up from small molecules called monomers. This hypothesis put forward by
A. Schrodixger
B. Standinger
C. Lewis
D. Newton
7 Two or more similar monomers combine to form:
A. Homopolymer
B. Copolymer
C. Ter polymer
D. Thermoplastic polymers
8 Which of these polymers is an addition polymer
A. Nylon 6,6
B. Polystyrene
C. Terylene
D. Epoxy resin
9 Orlon is a polymer of
A. Tetrafluoroethylene
B. Acrylonitrile
C. Ethanoic acid
D. Benzene
10 Enzymes are chemically
A. Carbohydrates
B. Proteins
C. Fatty acids
D. Phospholipids

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