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

The proteins which are derived by conjugated proteins are called as

Question # 2

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

Question # 3

The temp. and pressure used for PVC polymerization is

Question # 4

Which carbohydrates is an essential constituent of plant cells?

Question # 5

Glyptal polymer is obtained from glycerol on reacting with

Question # 6

Peptide bond is a key feature in

Question # 7

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

Question # 8

How is the secondary structure of protein stabilized

Question # 9

The monomeric units of starch is/are

Question # 10

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

Question # 11

Which is the derived lipid?

Question # 12

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

Question # 13

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

Question # 14

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

Question # 15

Which behaves as insulator for animals body?

Question # 16

A fibre which is made from acrylonitrile as monomer

Question # 17

Macromolecules or polymers are large molecules built up from small molecules called monomers. This hypothesis put forward by

Question # 18

Which of these polymers is an addition polymer

Question # 19

The reaction between fat and NaOH is called

Question # 20

β-D-glucose is a monomer for

Question # 21

Which one of the following is not an example of chain growth polymer?

Question # 22

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

Question # 23

What is not true about DNA

Question # 24

Plastics are pollution problem because many plastics:

Question # 25

The polymers which can not be re-softened again and again are called

Question # 26

The other name of cross linked polymers is

Question # 27

(CH2O)nis general formula for

Question # 28

The product of addition polymerization reaction is

Question # 29

Glycine at pH7 has the structure

Question # 30

Monosaccharides and oligosacchradies are generally called as

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 The fiber which is made from acrylonitrile as monomer:
A. PVC
B. Rayon Fiber
C. Acrylic fiber
D. Polyester fiber
2 DNA has deoxyribose, a base and the third component is
A. Phosphoric acid
B. Ribose
C. Adenine
D. Thymine
3 Oxidation reduction is done by
A. Oxidoreductase
B. Lipases
C. Lyase
D. None of these
4 Simple sugars are :
A. Monosaccharides
B. Disaccharides
C. Oligo saccharides
D. Trisaccharides
5 Ricket is caused due to the deficiency of vitamin
A. A
B. D
C. B
D. E
6 Which of the following fibres are made of polyamides?
A. Dacron
B. Orlon
C. Nylon
D. Rayon
7 Sterols, vitamin D and terpenese belong to
A. Simple lipids
B. Complex lipids
C. Derived lipids
D. None
8 When a nitrogeneous base combine with a sugar it is called
A. Ribose
B. Nucleotides
C. Nucleoside
D. None
9 In fructose the possible optical isomers are
A. 12
B. 8
C. 16
D. 4
10 Purines include
A. Adenine
B. Guanine
C. Both a and b
D. None

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