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

00:00
Question # 1

Which is a protein?

Question # 2

Terylene is madeby polymerization of terephthalic acid with

Question # 3

Bakelite is obtained from phenol by reacting with

Question # 4

Which of the following has magnesium?

Question # 5

Ricket is caused due to the deficiency of vitamin

Question # 6

Which is the polymer that has amide linkage in its structure

Question # 7

Which of the following is obtained by condensation polymerization?

Question # 8

Plastics are a pollution problem because many plastics

Question # 9

Which polymerization is free radical machanism based

Question # 10

Which of the following is a steroid

Question # 11

Vegetable oils are

Question # 12

Cotton has cellulose in it:

Question # 13

Which of these polymers is an addition polymer

Question # 14

Plastics are a pollution problem because many plastics

Question # 15

Which of these polymers is an addition polymer

Question # 16

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

Question # 17

The protein which only yield amino acids and their derivatives

Question # 18

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

Question # 19

DNA has deoxyribose, a base and the third component is

Question # 20

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

Question # 21

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

Question # 22

Which of the following is not present in nucleotide?

Question # 23

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

Question # 24

A polymer may be

Question # 25

The substance upon which an enzyme acts is known as its

Question # 26

What is the most common catalyst used in hydrogenation of oils

Question # 27

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

Question # 28

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

Question # 29

Poly hydroxyl compounds of aldehyde and ketones are:

Question # 30

Which of the following is a water soluble vetamin?

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 The polymers which can be re-softened again and again are caled
A. Thermoplastic
B. Thermosetting
C. Both a and b
D. None
2 Orlon is a polymer of
A. Tetrafluoroethylene
B. Acrylonitrile
C. Ethanoic acid
D. Benzene
3 The number of amino acids found in proteins that a human body can synthesize is
A. 20
B. 10
C. 5
D. 14
4 The group linkage present in fats is
A. Peptide linkage
B. Ester linkage
C. Glycosidic linkage
D. None of these
5 Substances that render enzymes catalytically inactive are called
A. Conenzymes
B. Substrates
C. Inhibitors
D. Apoezymes
6 Which is the polymer that has amide linkage in its structure
A. PVC
B. Poly ethene
C. Polyester
D. Nylon
7 Glycogen is stored in
A. Animals
B. Plants
C. Soil
D. None of these
8 The three dimensional folding and twisting of a polypeptide chain give rise to
A. Primary structure
B. Secondary structure
C. Tertiary structure
D. All of these tertiary
9 A polymeric substance that is formed in the liquid state and then hardened to a rigid solid is called a
A. Fibre
B. Plastic
C. Varnish
D. Polyamide resin
10 The fibre which is made form acrylonitrile as monomer
A. PVC
B. Rayon fibre
C. Acrylic fibre
D. Polyester fibre

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