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

Peptide bond is a key feature in

Question # 2

Which of the following is a molecular diseases?

Question # 3

The disaccharide present in milk is

Question # 4

DNA is a polynucleic acid. The monomer is known as a nucleotide. What is not the component of the nucleoptide

Question # 5

Which of the following fibres are made of polyamides?

Question # 6

Which of the following has ester linkage?

Question # 7

Monosaccharides and oligosacchradies are generally called as

Question # 8

Which of the following is a biodegradable polymer?

Question # 9

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

Question # 10

Which of these polymers is a synthetic polymer

Question # 11

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

Question # 12

The simplest separating unit of a polymer is called:

Question # 13

The raw material to form nylon is

Question # 14

When a nitrogeneous base combine with a sugar it is called

Question # 15

Which behaves as insulator for animals body?

Question # 16

Bakelite is obtained from phenol by reacting with

Question # 17

Substances that render enzymes catalytically inactive are called

Question # 18

Vitamin A is present in

Question # 19

Which has maximum protein content?

Question # 20

DNA has deoxyribose, a base and the third component is

Question # 21

The stroids of fungi and yeast and yeast are called:

Question # 22

The degree of unsaturation in fats or oils is usually measured by numbers of grams of iodine required by 100 grmas of fat, this is called

Question # 23

Hydrolysis of sucrose is called

Question # 24

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

Question # 25

Which one of the following is a water soluble vitamin

Question # 26

(CH2O)nis general formula for

Question # 27

Terylene is madeby polymerization of terephthalic acid with

Question # 28

Purine derivative among the following bases is

Question # 29

A polymer may be

Question # 30

The metal present in blood is

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 In fructose the possible optical isomers are
A. 12
B. 8
C. 16
D. 4
2 Terylene is madeby polymerization of terephthalic acid with
A. Ethylene glycol
B. Phenol
C. Ethanol
D. Catechol
3 The proteins which are derived by conjugated proteins are called as
A. Simple protein
B. Complex protein
C. Derived protein
D. None
4 The development of disagreeable odur in fats or oil is called
A. Fragrance
B. Perfume
C. Rancidity
D. Smell
5 Organic synthetic or man made polymers are plastics, rubber and fibre. Which is not a synthetic polymer
A. Silk
B. Polyester
C. Polyvinyl chloride
D. Nylon
6 Sterols, vitamin D and terpenese belong to
A. Simple lipids
B. Complex lipids
C. Derived lipids
D. None
7 Which of these polymers is a synthetic polymer
A. Animal fat
B. Starch
C. Cellulose
D. Polyester
8 Iodine value of an oil or fat may be defined as
A. The number of grams of iodine taken up by 1 g of the oil or fat
B. The number of grams of iodine taken by 10 g of the oil or fat
C. The number of grams of iodine taken by 100 g of the oil or fat
D. None of the above
9 Which of the following has ester linkage?
A. Nylon
B. Bakelite
C. Terylene
D. PVC
10 The reaction between fat and NaOH is called
A. Esterification
B. Hydrogenolysis
C. Fermentation
D. Saponification

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