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

Purines include

Question # 2

Which of the following fibres are made of polyamides?

Question # 3

Which of the following is not present in RNA?

Question # 4

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

Question # 5

Protein are classified into

Question # 6

The degree of unsaturation in fats or oils is usually measured by numbers of grams of iodine required by 100 grmas of fat, this is called

Question # 7

Which of the following statements is incorrect about vitamins

Question # 8

Plastics are pollution problem because many plastics:

Question # 9

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

Question # 10

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

Question # 11

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

Question # 12

Factors affecting denaturation of proteins:

Question # 13

Cellulose does:

Question # 14

When a nitrogeneous base combine with a sugar it is called

Question # 15

Ascorbic acid is a chemical name of

Question # 16

Which of the following elements is not present in all proteins?

Question # 17

Plastics are a pollution problem because many plastics

Question # 18

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

Question # 19

The temp. and pressure used for PVC polymerization is

Question # 20

The protein which only yield amino acids and their derivatives

Question # 21

What is the most common catalyst used in hydrogenation of oils

Question # 22

Which of the following brings about the conversion of starch into maltose

Question # 23

Which functional group is present in glycerol tristearate

Question # 24

Vitamin A is present in

Question # 25

Monosaccharides and oligosacchradies are generally called as

Question # 26

Which is the derived lipid?

Question # 27

β-D-glucose is a monomer for

Question # 28

Vegetable oils are

Question # 29

The digestion of fats in the intestines is aided by

Question # 30

Ricket is caused due to the deficiency of vitamin

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Protein may have
A. Primary structure
B. Secondary structure
C. Tertiary structure
D. All of these
2 Of the following which is a step growth polymer
A. Bakelite
B. Polyethylene
C. Teflon
D. PVC
3 Which of the following polymers is used for weather resistant paints
A. Arcylic resins
B. Polyvinyl acetate
C. Polystyrene
D. PVC
4 Ascorbic acid is a chemical name of
A. Vitamin D
B. Vitamin A
C. Vitamin C
D. Vitamin B6
5 The degree of unsaturation in fats or oils is usually measured by numbers of grams of iodine required by 100 grmas of fat, this is called
A. Oil number
B. Saturation number
C. Iodine number
D. Un saturation number
6 The metal present in blood is
A. Al
B. Hg
C. Cu
D. Fe
7 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
8 A fibre which is made from acrylonitrile as monomer
A. PVC
B. Rayon fibre
C. Acrylic fibre
D. Polyester fibre
9 Polysaccharides are also called
A. Crystals
B. Sugars
C. Liquids
D. None sugars
10 Which of the following is an example of ketohexose?
A. Mannose
B. Galactose
C. Maltose
D. Fructose

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