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

When a nitrogeneous base combine with a sugar it is called

Question # 2

For every reaction occurring in the body three is at least one type of

Question # 3

Which of these polymers is an addition polymer?

Question # 4

What is the most common catalyst used in hydrogenation of oils

Question # 5

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

Question # 6

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

Question # 7

Which of the following is fully fluorinated polymer?

Question # 8

The development of disagreeable odur in fats or oil is called

Question # 9

Vegetable oils are

Question # 10

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

Question # 11

The main structure features of proteins is

Question # 12

The disaccharide present in milk is

Question # 13

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

Question # 14

Which of these polymers is an addition polymer

Question # 15

Hydrolysis of sucrose is called

Question # 16

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

Question # 17

Which one of the following enzymes brings about the hydrolysis of fats

Question # 18

The other name of cross linked polymers is

Question # 19

(CH2O)nis general formula for

Question # 20

The temp. and pressure used for PVC polymerization is

Question # 21

Activity of the enzyme is reduced by

Question # 22

Substances that render enzymes catalytically inactive are called

Question # 23

Copolymer is

Question # 24

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

Question # 25

A nucleoside may be

Question # 26

The stroids of fungi and yeast and yeast are called:

Question # 27

Purines include

Question # 28

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

Question # 29

Cotton has cellulose in it:

Question # 30

Bakelite is obtained from phenol by reacting with

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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 Plastics are a pollution problem because many plastics
A. Are made from petroleum
B. Are very inflammable
C. Burn to produce toxic fumes
D. Decompose to produce toxic products
3 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
4 Which one of the following is a water soluble vitamin
A. Niacin
B. Riboflavin
C. Tyrosine
D. Ascorbic acid
5 The group linkage present in fats is
A. Peptide linkage
B. Ester linkage
C. Glycosidic linkage
D. None of these
6 Vitamin A is present in
A. Liver
B. Milk
C. Green vegetables
D. All
7 Monosaccharides are
A. Aldoses
B. Ketoses
C. Either a and b
D. None of these
8 Protein may have
A. Primary structure
B. Secondary structure
C. Tertiary structure
D. All of these
9 Which one is a polymer compound?
A. SO2
B. CO2
C. CH4
D. PVC
10 An example of water soluble vitamin is
A. Vitamin D
B. Vitamin E
C. Vitamin A
D. Vitamin C

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