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

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

Question # 2

Natural rubber is a polymer of

Question # 3

Which behaves as insulator for animals body?

Question # 4

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

Question # 5

Polysaccharides are also called

Question # 6

Orlon is a polymer of

Question # 7

Which of the following is a biodegradable polymer?

Question # 8

The simplest separating unit of a polymer is called:

Question # 9

Vegetable oils are

Question # 10

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

Question # 11

Which of the following is not present in nucleotide?

Question # 12

Which functional group is present in glycerol tristearate

Question # 13

The stroids of fungi and yeast and yeast are called:

Question # 14

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

Question # 15

The group linkage present in fats is

Question # 16

Hydrolysis of sucrose is called

Question # 17

Protein may have

Question # 18

Which one of the following statements of glucose and sucrose is incorrect?

Question # 19

Enzymes catalyse all biological reactions occurring in the cell. What is true about an enzyme

Question # 20

Which of the following is the repeating monomeric unit in cellulose

Question # 21

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

Question # 22

Enzymes are chemically

Question # 23

The substance upon which an enzyme acts is known as its

Question # 24

In macromolecules DP stands for

Question # 25

Vitamin A is present in

Question # 26

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

Question # 27

The raw material to form nylon is

Question # 28

At what pH glycine shows the structure H3N+-- CH2-- COOH

Question # 29

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 # 30

Which of the following brings about the conversion of starch into maltose

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which of the following elements is not present in all proteins?
A. Carbon
B. Hydrogen
C. Nitrogen
D. Sulphur
2 Which one of the following elements is not present in all proteins
A. Carbon
B. Hydrogen
C. Nitrogen
D. Sulphur
3 In fructose the possible optical isomers are
A. 12
B. 8
C. 16
D. 4
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 Which of these polymers is a synthetic polymer
A. Animal fat
B. Starch
C. Cellulose
D. Polyester
6 Which one is a polymer compound?
A. SO2
B. CO2
C. CH4
D. PVC
7 β-D-glucose is a monomer for
A. Strach
B. Cellulose
C. Glycogen
D. Protein
8 Vitamin A is present in
A. Liver
B. Milk
C. Green vegetables
D. All
9 Which of the following is fully fluorinated polymer?
A. Neoprene
B. Teflon
C. Thiokol
D. PVC
10 Peptide bond is a key feature in
A. Polysaccharide
B. Proteins
C. Nucleotide
D. Vitamins

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