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

Enzymes are chemically

Question # 2

The high molecular weight materials which yield on hydrolysis the amino acids is called:

Question # 3

Monosaccharides belong to the group

Question # 4

Factors affecting denaturation of proteins:

Question # 5

The digestion of fats in the intestines is aided by

Question # 6

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

Question # 7

Which has maximum protein content?

Question # 8

Monosaccharides are

Question # 9

Which is a protein?

Question # 10

Purine derivative among the following bases is

Question # 11

Which of the following fibres are made of polyamides?

Question # 12

Plastics are pollution problem because many plastics:

Question # 13

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

Question # 14

Of the following which is a step growth polymer

Question # 15

A polymer may be

Question # 16

Glycine at pH7 has the structure

Question # 17

Which of the following is an example of ketohexose?

Question # 18

In macromolecules DP stands for

Question # 19

On hydrolysis of starch, we finally get

Question # 20

The stroids of fungi and yeast and yeast are called:

Question # 21

Which of the following is a polyamide?

Question # 22

The protein which only yield amino acids and their derivatives

Question # 23

The reagent which forms crystalline osazone derivative when treated with glucose is

Question # 24

Which of the following is the repeating monomeric unit in cellulose

Question # 25

Which one of the following is a water soluble vitamin

Question # 26

Which one of the following is a water soluble vitamin

Question # 27

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

Question # 28

Which of the following is obtained by condensation polymerization?

Question # 29

(CH2O)nis general formula for

Question # 30

Enzymes, in the living systems

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Purine derivative among the following bases is
A. Thymine
B. Uracil
C. Guanine
D. Cytosine
2 Vitamin A is present in
A. Liver
B. Milk
C. Green vegetables
D. All
3 Poly hydroxyl compounds of aldehyde and ketones are:
A. Carbohydrates
B. Proteins
C. Fats
D. Lipids
4 Naturally occurring lipids are called
A. Fats
B. protein
C. Steroids
D. None
5 Cellulose does:
A. Satisfy human appetite
B. Stimulates intestinal peristalsis
C. Gives fibre and bulk to the food
D. All of these
6 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
7 The temp. and pressure used for PVC polymerization is
A. 10°C and 10 atm
B. 20°C and 20 atm
C. 52°C and 9 atm
D. 100°C and 10 atm
8 Monosaccharides belong to the group
A. Lipids
B. Fats
C. Proteins
D. Carbohydrates
9 Which of the following is a biodegradable polymer?
A. Cellulose
B. Polyethene
C. Polyvinyl chloride
D. Nylon-6
10 A sequence of how many nucleotides in massenger RNA makes a codon for an amino acid
A. Three
B. Four
C. One
D. Two

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