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

The number of amino acids found in proteins that a human body can synthesize is

Question # 2

DNA has deoxyribose, a base and the third component is

Question # 3

A nucleoside may be

Question # 4

Which is not an enzyme

Question # 5

Activity of the enzyme is reduced by

Question # 6

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

Question # 7

Sterols, vitamin D and terpenese belong to

Question # 8

A polymer may be

Question # 9

A condensation polymer among the following is

Question # 10

Vegetable oils are

Question # 11

Which of the following statements is incorrect about vitamins

Question # 12

Cotton has cellulose in it:

Question # 13

Which of the following is a steroid

Question # 14

Monosaccharides are

Question # 15

Which of the following is a water soluble vetamin?

Question # 16

Naturally occurring lipids are called

Question # 17

Enzymes, in the living systems

Question # 18

Which one of the following is a water soluble vitamin

Question # 19

The fiber which is made from acrylonitrile as monomer:

Question # 20

Which property is not present in lipids?

Question # 21

Vitamin A is present in

Question # 22

Cellulose does:

Question # 23

Bakelite is obtained from phenol by reacting with

Question # 24

How is the secondary structure of protein stabilized

Question # 25

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

Question # 26

Plastics are pollution problem because many plastics:

Question # 27

Which of the following has ester linkage?

Question # 28

The monomeric units of starch is/are

Question # 29

The protein which only yield amino acids and their derivatives

Question # 30

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

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 A condensation polymer among the following is
A. Dacron
B. PVC
C. Polysterene
D. Teflon
2 Cellulose does:
A. Satisfy human appetite
B. Stimulates intestinal peristalsis
C. Gives fibre and bulk to the food
D. All of these
3 Activity of the enzyme is reduced by
A. Temperature
B. Concentration
C. pH
D. Inhibitors
4 Peptide bond is a key feature in
A. Polysaccharide
B. Proteins
C. Nucleotide
D. Vitamins
5 Vegetable oils are
A. Unsaturated fatty acids
B. Glycerides of unsaturated fatty acids
C. Glycerides of saturated fatty acids
D. Essential oils obtained from plants
6 Which is the polymer that has amide linkage in its structure
A. PVC
B. Poly ethene
C. Polyester
D. Nylon
7 Enzymes are chemically
A. Carbohydrates
B. Proteins
C. Fatty acids
D. Phospholipids
8 Monosaccharides belong to the group
A. Lipids
B. Fats
C. Proteins
D. Carbohydrates
9 Bakelite is a product formed form
A. Reaction of formaldehyde with phenol
B. Reaction of polyethylene with phenol
C. Reaction of polypropylene with acid
D. It is a natural product
10 Which one of the following statements of glucose and sucrose is incorrect?
A. Both are soluble in water
B. Both are naturally occuring
C. Both are carbohydrates
D. Both are disaccharides

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