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 one of the following is a water soluble vitamin

Question # 2

Which of these polymers is an addition polymer

Question # 3

The substance upon which an enzyme acts is known as its

Question # 4

Cotton has cellulose in it:

Question # 5

Ricket is caused due to the deficiency of vitamin

Question # 6

Bakelite is obtained from phenol by reacting with

Question # 7

The temp. and pressure used for PVC polymerization is

Question # 8

An example of water soluble vitamin is

Question # 9

C6H12O6 is molecualr formula of:

Question # 10

DNA has deoxyribose, a base and the third component is

Question # 11

What is the most common catalyst used in hydrogenation of oils

Question # 12

At what pH glycine shows the structure H3N+-- CH2-- COOH

Question # 13

Substances that render enzymes catalytically inactive are called

Question # 14

On hydrolysis of starch, we finally get

Question # 15

A fibre which is made from acrylonitrile as monomer

Question # 16

Activity of the enzyme is reduced by

Question # 17

The monomeric units of starch is/are

Question # 18

Plastics are a pollution problem because many plastics

Question # 19

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

Question # 20

Monosaccharides and oligosacchradies are generally called as

Question # 21

Which is not an enzyme

Question # 22

The group linkage present in fats is

Question # 23

Plastics are a pollution problem because many plastics

Question # 24

Which of the following is not present in nucleotide?

Question # 25

What is not true about DNA

Question # 26

A nucleoside may be

Question # 27

Monosaccharides are

Question # 28

Molar mass of high molecular w.f. polymers ranges from:

Question # 29

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

Question # 30

β-D-glucose is a monomer for

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 A sequence of how many nucleotides in massenger RNA makes a codon for an amino acid
A. Three
B. Four
C. One
D. Two
2 Which of the following enzymes brings about the hydrolysis of fats?
A. Urease
B. Maltase
C. Zymase
D. Lypase
3 Naturally occurring lipids are called
A. Fats
B. protein
C. Steroids
D. None
4 There are 20 amino acids found in protein which is not the property of these amino acids
A. They are allα-amino acids
B. They are all optically active
C. They have high decomposition point
D. They are water soluble
5 Which of the following is a biodegradable polymer?
A. Cellulose
B. Polyethene
C. Polyvinyl chloride
D. Nylon-6
6 Ricket is caused due to the deficiency of vitamin
A. A
B. D
C. B
D. E
7 Which of the following statements is incorrect about vitamins
A. Often function as coenzymes
B. Molecules contain at least one ring structure
C. Are often synthesized by the body
D. Are polyfunctional compounds
8 The monomeric units of starch is/are
A. Glucose
B. Fructose
C. Glucose and fructose
D. Mannose
9 Organic synthetic or man made polymers are plastics, rubber and fibre. Which is not a synthetic polymer
A. Silk
B. Polyester
C. Polyvinyl chloride
D. Nylon
10 Vegetables oils are:
A. Unsaturated fatty acids
B. Glycerides of unsaturated fatty acids
C. Essential oils obtained form plants
D. None of these

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