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

Which of these polymers is an addition polymer?

Question # 2

Which of the following is not present in RNA?

Question # 3

DNA has deoxyribose, a base and the third component is

Question # 4

Which functional group is present in glycerol tristearate

Question # 5

Which of the following is a steroid

Question # 6

How is the secondary structure of protein stabilized

Question # 7

Which is not a steroid

Question # 8

Glycogen is stored in

Question # 9

Purines include

Question # 10

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

Question # 11

Which of the following statements is incorrect about vitamins

Question # 12

The other name of cross linked polymers is

Question # 13

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

Question # 14

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

Question # 15

Enzymes are chemically

Question # 16

The substance upon which an enzyme acts is known as its

Question # 17

Naturally occurring lipids are called

Question # 18

The group linkage present in fats is

Question # 19

Which of the following has magnesium?

Question # 20

A polymer may be

Question # 21

Of the following which is a step growth polymer

Question # 22

Molar mass of high molecular w.f. polymers ranges from:

Question # 23

The number of amino acids found in proteins that a human body can synthesize is

Question # 24

Which is not an enzyme

Question # 25

Two vitamins absorbed from intestine along with fats are

Question # 26

The temp. and pressure used for PVC polymerization is

Question # 27

The reaction between fat and NaOH is called

Question # 28

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

Question # 29

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

Question # 30

Which of the following fibres are made of polyamides?

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which one of the following is not an example of chain growth polymer?
A. Neoprene
B. Bunna-S
C. PMMA
D. Glyptal
2 Factors affecting denaturation of proteins:
A. Change in temp and pH
B. Strong reducing agent
C. Strong oxidizing agent
D. All of these
3 Sterols, vitamin D and terpenese belong to
A. Simple lipids
B. Complex lipids
C. Derived lipids
D. None
4 Monosaccharides belong to the group
A. Lipids
B. Fats
C. Proteins
D. Carbohydrates
5 Which of the following is not an example of addition polymer?
A. Polyethene
B. Polystyrene
C. Neoprene
D. Terylene
6 Which behaves as insulator for animals body?
A. Carbohydrates
B. Proteins
C. Fats
D. Skin
7 Vegetable oils are
A. Unsaturated fatty acids
B. Glycerides of unsaturated fatty acids
C. Glycerides of saturated fatty acids
D. Essential oils obtained from plants
8 Of the following which is a step growth polymer
A. Bakelite
B. Polyethylene
C. Teflon
D. PVC
9 When a nitrogeneous base combine with a sugar it is called
A. Ribose
B. Nucleotides
C. Nucleoside
D. None
10 In which of these processes are smell organic molecules made into macromolecules?
A. The cracking of petroleum fractions
B. The fractional distillation of crude oil
C. The polymerization of ethane
D. The hydrolysis of proteins

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