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 the following is not a synthetic polymer?

Question # 2

Which is a protein?

Question # 3

Which of the following is an example of ketohexose?

Question # 4

Major food factors are:

Question # 5

Which of the following elements is not present in all proteins?

Question # 6

DNA has deoxyribose, a base and the third component is

Question # 7

Purines include

Question # 8

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

Question # 9

Which of these polymers is a synthetic polymer

Question # 10

Nylon, 6,6 is a condensation polymer of

Question # 11

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

Question # 12

Soft drinks and baby feeding bottles are generally made up of

Question # 13

Which property is not present in lipids?

Question # 14

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

Question # 15

Activity of the enzyme is reduced by

Question # 16

Hydrolysis of sucrose is called

Question # 17

Bakelite is a product formed form

Question # 18

The substance upon which an enzyme acts is known as its

Question # 19

Denaturation of protein means the structure of protein is disrupted, indicate which factor foes not denature protein

Question # 20

Natural rubber is a polymer of

Question # 21

In macromolecules DP stands for

Question # 22

Vegetable oils are

Question # 23

A polymer may be

Question # 24

Which of the following is the repeating monomeric unit in cellulose

Question # 25

Which of the following is not an example of addition polymer?

Question # 26

The disaccharide present in milk is

Question # 27

The fibre which is made form acrylonitrile as monomer

Question # 28

What is not true about DNA

Question # 29

Plastics are a pollution problem because many plastics

Question # 30

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

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 The monomeric units of starch is/are
A. Glucose
B. Fructose
C. Glucose and fructose
D. Mannose
2 RNA is a polymer of nucleotide which consist of three components. Which one is not the component in the nucleotide of an RNA
A. D-Ribose
B. Wracil base
C. Prosphate group
D. Thyamine base
3 Which behaves as insulator for animals body?
A. Carbohydrates
B. Proteins
C. Fats
D. Skin
4 The number of amino acids found in proteins that a human body can synthesize is
A. 20
B. 10
C. 5
D. 14
5 Enzymes, in the living systems
A. Provide energy
B. Provide immunity
C. Transport oxygen
D. Catalyze biochemical processes
6 Of the following which is a step growth polymer
A. Bakelite
B. Polyethylene
C. Teflon
D. PVC
7 Glycine at pH7 has the structure
A. H2N -- CH2 -- COOH
B. H3N+-- CH2-- COOH
C. H2N -- CH2COO-
D. H3N+-- CH2-- COO-
8 Which is the derived lipid?
A. Common fats
B. Vitamin-D
C. Common oils
D. Spinolipids
9 The proteins which are derived by conjugated proteins are called as
A. Simple protein
B. Complex protein
C. Derived protein
D. None
10 A fibre which is made from acrylonitrile as monomer
A. PVC
B. Rayon fibre
C. Acrylic fibre
D. Polyester fibre

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