ECAT Chemistry Chapter 25 Macromolecules

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  • Chapter NameCh 25- Macromolecules

ECAT Chemistry Chapter 25 Macromolecules

  • Total Questions30

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ECAT Chemistry Chapter 25 Macromolecules

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Question # 1

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

Question # 2

On hydrolysis of starch, we finally get

Question # 3

Plastics are a pollution problem because many plastics

Question # 4

Which of the following is obtained by condensation polymerization?

Question # 5

Which of the following statements is incorrect about vitamins

Question # 6

Enzymes are catalysts which contain other than carbon and hydrogen one other element

Question # 7

The metal present in blood is

Question # 8

What is the most common catalyst used in hydrogenation of oils

Question # 9

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

Question # 10

The main structure features of proteins is

Question # 11

Cotton has cellulose in it:

Question # 12

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

Question # 13

Which carbohydrates is an essential constituent of plant cells?

Question # 14

Polymer formation from monomers starts by

Question # 15

Which of the following is the repeating monomeric unit in cellulose

Question # 16

Bakelite is obtained from phenol by reacting with

Question # 17

Poly hydroxyl compounds of aldehyde and ketones are:

Question # 18

DNA has deoxyribose, a base and the third component is

Question # 19

Glycogen is stored in

Question # 20

Which polymerization is free radical machanism based

Question # 21

Activity of the enzyme is reduced by

Question # 22

Polysaccharides are also called

Question # 23

The product of addition polymerization reaction is

Question # 24

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

Question # 25

Orlon is a polymer of

Question # 26

Which of the following fibres are made of polyamides?

Question # 27

Which of these polymers is an addition polymer

Question # 28

Which of the following polymers is used for weather resistant paints

Question # 29

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

Question # 30

The monomeric units of starch is/are

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