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 not a steroid

Question # 2

A sequence of how many nucleotides in massenger RNA makes a codon for an amino acid

Question # 3

Which polymerization is free radical machanism based

Question # 4

Cellulose does:

Question # 5

The development of disagreeable odur in fats or oil is called

Question # 6

Poly hydroxyl compounds of aldehyde and ketones are:

Question # 7

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

Question # 8

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

Question # 9

Enzymes are chemically

Question # 10

Which is not an enzyme

Question # 11

The reaction between fat and NaOH is called

Question # 12

Hydrolysis of sucrose is called

Question # 13

Which is the derived lipid?

Question # 14

Nylon, 6,6 is a condensation polymer of

Question # 15

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

Question # 16

Two or more similar monomers combine to form:

Question # 17

In macromolecules DP stands for

Question # 18

Which functional group is present in glycerol tristearate

Question # 19

Which behaves as insulator for animals body?

Question # 20

Ricket is caused due to the deficiency of vitamin

Question # 21

Which of these polymers is an addition polymer?

Question # 22

The monomeric units of starch is/are

Question # 23

Which property is not present in lipids?

Question # 24

Monosaccharides belong to the group

Question # 25

The disaccharide present in milk is

Question # 26

The digestion of fats in the intestines is aided by

Question # 27

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

Question # 28

Which teat is not given by both glucose and fructose

Question # 29

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

Question # 30

A polymer may be

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 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
2 Protein are classified into
A. Simple protein
B. Complex protein
C. Derived proteins
D. All of these
3 Cellulose does:
A. Satisfy human appetite
B. Stimulates intestinal peristalsis
C. Gives fibre and bulk to the food
D. All of these
4 Which of the following is obtained by condensation polymerization?
A. Polyethene
B. Teflon
C. Phenol formaldehyde resin
D. Nitrile rubber
5 Polymer formation from monomers starts by
A. Condensation reaction between monomers
B. Coordination reaction between monomers
C. Conversion of monomer to monomer ions by protons
D. Hydrolysis of monomers
6 Enzymes are
A. Proteins
B. Minerals
C. Oils
D. Fatty acids
7 Teflon, styron and neoprene are all
A. Copolymers
B. Condensation polymers
C. Homopolymers
D. Monomers
8 How is the secondary structure of protein stabilized
A. Through hydrogen bonding
B. Through ionic bonding
C. Through van der wall forces
D. Through covalent bonding
9 Which of the following is a water soluble vetamin?
A. Niacin
B. Riboflavin
C. Trypsin
D. Ascorbic acid
10 Denaturation of protein means the structure of protein is disrupted, indicate which factor foes not denature protein
A. Heating protein
B. pH changes
C. Oxidising agent
D. Keeping pH 7.35

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