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

Plastics are pollution problem because many plastics:

Question # 2

For every reaction occurring in the body three is at least one type of

Question # 3

A sequence of how many nucleotides in massenger RNA makes a codon for an amino acid

Question # 4

Which is not a steroid

Question # 5

Polysaccharides are also called

Question # 6

Iodine value of an oil or fat may be defined as

Question # 7

A fat or oil is characterised for extent of unsaturation by one of the following number, which one

Question # 8

At what pH glycine shows the structure H3N+-- CH2-- COOH

Question # 9

Sterols, vitamin D and terpenese belong to

Question # 10

A fibre which is made from acrylonitrile as monomer

Question # 11

Which of the following has ester linkage?

Question # 12

What is not true about DNA

Question # 13

Which is not an enzyme

Question # 14

Which of the following polymers is used for weather resistant paints

Question # 15

The stroids of fungi and yeast and yeast are called:

Question # 16

Teflon, styron and neoprene are all

Question # 17

The product of addition polymerization reaction is

Question # 18

Protein may have

Question # 19

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

Question # 20

Which of the following is a polyamide?

Question # 21

In fructose the possible optical isomers are

Question # 22

Ricket is caused due to the deficiency of vitamin

Question # 23

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

Question # 24

Which is the derived lipid?

Question # 25

Purines include

Question # 26

Activity of the enzyme is reduced by

Question # 27

In macromolecules DP stands for

Question # 28

Poly hydroxyl compounds of aldehyde and ketones are:

Question # 29

Which of these polymers is an addition polymer

Question # 30

Which of the following is an example of ketohexose?

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Simple sugars are :
A. Monosaccharides
B. Disaccharides
C. Oligo saccharides
D. Trisaccharides
2 How is the secondary structure of protein stabilized
A. Through hydrogen bonding
B. Through ionic bonding
C. Through van der wall forces
D. Through covalent bonding
3 Which polymerization is free radical machanism based
A. Addition
B. Condensation
C. Both a and b
D. None
4 A nucleoside may be
A. Ribonuleoside
B. Deoxyribonucleoside
C. Both a and b
D. None
5 Which of the following is fully fluorinated polymer?
A. Neoprene
B. Teflon
C. Thiokol
D. PVC
6 Orlon is a polymer of
A. Tetrafluoroethylene
B. Acrylonitrile
C. Ethanoic acid
D. Benzene
7 The fibre which is made form acrylonitrile as monomer
A. PVC
B. Rayon fibre
C. Acrylic fibre
D. Polyester fibre
8 The raw material to form nylon is
A. Adipic acid
B. Butadiene
C. Isoprene
D. Ethylene
9 The digestion of fats in the intestines is aided by
A. Diffusion
B. Protection
C. Peptization
D. Emulsification
10 The proteins which are derived by conjugated proteins are called as
A. Simple protein
B. Complex protein
C. Derived protein
D. None

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