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

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Question # 1

A fat or oil is characterised for extent of unsaturation by one of the following number, which one

Question # 2

The product of addition polymerization reaction is

Question # 3

Which of the following is obtained by condensation polymerization?

Question # 4

Which of the following is not present in nucleotide?

Question # 5

Which of the following is not present in RNA?

Question # 6

Which of the following is the repeating monomeric unit in cellulose

Question # 7

Which of the following polymers is used for weather resistant paints

Question # 8

Which of the following is fully fluorinated polymer?

Question # 9

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

Question # 10

RNA is a polymer of nucleotide which consist of three components. Which one is not the component in the nucleotide of an RNA

Question # 11

Sterols, vitamin D and terpenese belong to

Question # 12

Plastics are a pollution problem because many plastics

Question # 13

Simple sugars are :

Question # 14

The temp. and pressure used for PVC polymerization is

Question # 15

Which of the following statements is incorrect about vitamins

Question # 16

Oxidation reduction is done by

Question # 17

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

Question # 18

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

Question # 19

Natural rubber is a polymer of

Question # 20

The disaccharide present in milk is

Question # 21

Vegetables oils are:

Question # 22

Which of the following has magnesium?

Question # 23

Plastics are a pollution problem because many plastics

Question # 24

Enzymes are chemically

Question # 25

What is not true about DNA

Question # 26

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

Question # 27

The temp. and pressure used for PVC polymerization is

Question # 28

Which is a protein?

Question # 29

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

Question # 30

In macromolecules DP stands for

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which of these polymers is an addition polymer
A. Nylon 6,6
B. Polystyrene
C. Terylene
D. Epoxy resin
2 Which one of the following is a water soluble vitamin
A. Niacin
B. Riboflavin
C. Tyrosine
D. Ascorbic acid
3 Activity of the enzyme is reduced by
A. Temperature
B. Concentration
C. pH
D. Inhibitors
4 Plastics are a pollution problem because many plastics
A. Are made from petroleum
B. Are very inflammable
C. Burn to produce toxic fumes
D. Decompose to produce toxic products
5 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
6 Vitamin A is present in
A. Liver
B. Milk
C. Green vegetables
D. All
7 One of the followings is not type of polymer
A. Homopolymer
B. Copolymer
C. Heteropolymer
D. Terpolymer
8 Oxidation reduction is done by
A. Oxidoreductase
B. Lipases
C. Lyase
D. None of these
9 Poly hydroxyl compounds of aldehyde and ketones are:
A. Carbohydrates
B. Proteins
C. Fats
D. Lipids
10 Which of the following elements is not present in all proteins?
A. Carbon
B. Hydrogen
C. Nitrogen
D. Sulphur

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