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

The development of disagreeable odur in fats or oil is called

Question # 2

The stroids of fungi and yeast and yeast are called:

Question # 3

Which of the following is fully fluorinated polymer?

Question # 4

Enzymes, in the living systems

Question # 5

The fiber which is made from acrylonitrile as monomer:

Question # 6

The product of addition polymerization reaction is

Question # 7

Which is a protein?

Question # 8

The group linkage present in fats is

Question # 9

The digestion of fats in the intestines is aided by

Question # 10

The temp. and pressure used for PVC polymerization is

Question # 11

How is the secondary structure of protein stabilized

Question # 12

DNA has deoxyribose, a base and the third component is

Question # 13

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

Question # 14

Copolymer is

Question # 15

Which one of the following is a water soluble vitamin

Question # 16

Plastics are a pollution problem because many plastics

Question # 17

Which is the derived lipid?

Question # 18

Of the following which is a step growth polymer

Question # 19

β-D-glucose is a monomer for

Question # 20

Orlon is a polymer of

Question # 21

Cotton is ______% cellulose

Question # 22

The three dimensional folding and twisting of a polypeptide chain give rise to

Question # 23

C6H12O6 is molecualr formula of:

Question # 24

Purine derivative among the following bases is

Question # 25

Which of the following is a steroid

Question # 26

The substance upon which an enzyme acts is known as its

Question # 27

Soft drinks and baby feeding bottles are generally made up of

Question # 28

Which of the following polymers is used for weather resistant paints

Question # 29

An example of water soluble vitamin is

Question # 30

Which polymerization is free radical machanism based

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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 A nucleoside may be
A. Ribonuleoside
B. Deoxyribonucleoside
C. Both a and b
D. None
3 β-D-glucose is a monomer for
A. Strach
B. Cellulose
C. Glycogen
D. Protein
4 The fiber which is made from acrylonitrile as monomer:
A. PVC
B. Rayon Fiber
C. Acrylic fiber
D. Polyester fiber
5 Which teat is not given by both glucose and fructose
A. Give yellow ppt of CHl3with alkaline aqueous iodine
B. With 2, 4-DNPH give yellow ppt of hydrazone
C. Evolve H2gas with Na metal
D. Oxidised with [Ag(NH3)2]+i.e. Tollen's reagent
6 Purine derivative among the following bases is
A. Thymine
B. Uracil
C. Guanine
D. Cytosine
7 Which of the following is not present in nucleotide?
A. Guanine
B. Cytosine
C. Adenine
D. Tryoxine
8 Poly hydroxyl compounds of aldehyde and ketones are:
A. Carbohydrates
B. Proteins
C. Fats
D. Lipids
9 The stroids of fungi and yeast and yeast are called:
A. Vitamin D
B. Vitamin D2
C. Ergostrol
D. Cholestrol
10 A condensation polymer among the following is
A. Dacron
B. PVC
C. Polysterene
D. Teflon

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