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

Iodine value of an oil or fat may be defined as

Question # 2

Which of the following is a biodegradable polymer?

Question # 3

Which of these polymers is an addition polymer

Question # 4

The prosthetic group in glycoprotein is

Question # 5

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

Question # 6

Which is the derived lipid?

Question # 7

Which is not an enzyme

Question # 8

A nucleoside may be

Question # 9

Cellulose does:

Question # 10

Vegetable oils are

Question # 11

Soft drinks and baby feeding bottles are generally made up of

Question # 12

Protein are classified into

Question # 13

β-D-glucose is a monomer for

Question # 14

An example of water soluble vitamin is

Question # 15

A condensation polymer among the following is

Question # 16

Enzymes are catalysts which contain other than carbon and hydrogen one other element

Question # 17

Vegetables oils are:

Question # 18

Purine derivative among the following bases is

Question # 19

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

Question # 20

The three dimensional folding and twisting of a polypeptide chain give rise to

Question # 21

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

Question # 22

Plastics are pollution problem because many plastics:

Question # 23

What is not true about DNA

Question # 24

The digestion of fats in the intestines is aided by

Question # 25

Monosaccharides are

Question # 26

Cotton is ______% cellulose

Question # 27

Which of the following has magnesium?

Question # 28

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

Question # 29

Purines include

Question # 30

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

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which is not an enzyme
A. Transverses
B. Lipase
C. Lyase
D. None of these
2 Which carbohydrates is an essential constituent of plant cells?
A. Starch
B. Cellulose
C. Sucrose
D. Vitamins
3 Factors affecting denaturation of proteins:
A. Change in temp and pH
B. Strong reducing agent
C. Strong oxidizing agent
D. All of these
4 Vegetable oils are
A. Unsaturated fatty acids
B. Glycerides of unsaturated fatty acids
C. Glyccerides of saturated fatty acids
D. Essential oils obtained from plants
5 Which polymerization is free radical machanism based
A. Addition
B. Condensation
C. Both a and b
D. None
6 Which has maximum protein content?
A. Ground nut
B. Cow milk
C. Egg
D. Wheat
7 The polymers which can not be re-softened again and again are called
A. Thermoplastic
B. Thermosetting
C. Both a and b
D. None
8 Two vitamins absorbed from intestine along with fats are
A. A, D
B. A, B
C. A, C
D. D, B
9 Which one of the following elements is not present in all proteins
A. Carbon
B. Hydrogen
C. Nitrogen
D. Sulphur
10 Monosaccharides are
A. Aldoses
B. Ketoses
C. Either a and b
D. None of these

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