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

Organic synthetic or man made polymers are plastics, rubber and fibre. Which is not a synthetic polymer

Question # 2

A nucleoside may be

Question # 3

In fructose the possible optical isomers are

Question # 4

Vegetable oils are

Question # 5

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

Question # 6

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

Question # 7

Substances that render enzymes catalytically inactive are called

Question # 8

Activity of the enzyme is reduced by

Question # 9

Which of the following has ester linkage?

Question # 10

The clotting time of blood is increased due to the deficiency of

Question # 11

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

Question # 12

Polysaccharides are also called

Question # 13

Purine derivative among the following bases is

Question # 14

An example of water soluble vitamin is

Question # 15

A polymer may be

Question # 16

One of the followings is not type of polymer

Question # 17

Which of the following is not a synthetic polymer?

Question # 18

Plastics are pollution problem because many plastics:

Question # 19

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

Question # 20

Which of the following is not present in nucleotide?

Question # 21

Cotton has cellulose in it:

Question # 22

C6H12O6 is molecualr formula of:

Question # 23

DNA has deoxyribose, a base and the third component is

Question # 24

Which teat is not given by both glucose and fructose

Question # 25

A polymer may be

Question # 26

The main structure features of proteins is

Question # 27

Which functional group is present in glycerol tristearate

Question # 28

The metal present in blood is

Question # 29

Which of the following is a biodegradable polymer?

Question # 30

Which property is not present in lipids?

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 A polymer may be
A. Linear
B. Branched
C. Cross linked
D. All of these
2 At what pH glycine shows the structure H3N+-- CH2-- COOH
A. 2
B. 7
C. 10
D. 14
3 The main structure features of proteins is
A. An ester linkage
B. An ether linkage
C. The peptide linkage
D. All
4 Naturally occurring lipids are called
A. Fats
B. protein
C. Steroids
D. None
5 Cotton has cellulose in it:
A. 96%
B. 97%
C. 98%
D. 99%
6 Which of these polymers is an addition polymer?
A. Nylon-6,6
B. Polystrene
C. Terylene
D. Epoxy resin
7 Major food factors are:
A. Fats and oils
B. Carbohydrates
C. Protiens
D. All of these
8 Soft drinks and baby feeding bottles are generally made up of
A. Polyester
B. Polyurethane
C. Polyurea
D. Polystyrene
9 Monosaccharides belong to the group
A. Lipids
B. Fats
C. Proteins
D. Carbohydrates
10 Orlon is a polymer of
A. Tetrafluoroethylene
B. Acrylonitrile
C. Ethanoic acid
D. Benzene

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