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

Which teat is not given by both glucose and fructose

Question # 2

Which of the following is not an example of addition polymer?

Question # 3

Polymer formation from monomers starts by

Question # 4

Which one of the following statements of glucose and sucrose is incorrect?

Question # 5

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

Question # 6

Which of the following is not present in RNA?

Question # 7

Soft drinks and baby feeding bottles are generally made up of

Question # 8

Which of the following is an example of ketohexose?

Question # 9

One of the followings is not type of polymer

Question # 10

Ascorbic acid is a chemical name of

Question # 11

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

Question # 12

Which of the following is the repeating monomeric unit in cellulose

Question # 13

Vegetable oils are

Question # 14

Which one of the following is the most abundant organic substance found in nature

Question # 15

There are 20 amino acids found in protein which is not the property of these amino acids

Question # 16

The monomeric units of starch is/are

Question # 17

Orlon is a polymer of

Question # 18

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

Question # 19

Monosaccharides are

Question # 20

Purine derivative among the following bases is

Question # 21

Which of these polymers is a synthetic polymer?

Question # 22

The reaction between fat and NaOH is called

Question # 23

The substance upon which an enzyme acts is known as its

Question # 24

(CH2O)nis general formula for

Question # 25

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

Question # 26

Protein may have

Question # 27

Violet colour is obtained when dilute CuSO4is added in alkaline solution of protein. This test is known as

Question # 28

Which behaves as insulator for animals body?

Question # 29

Naturally occurring lipids are called

Question # 30

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

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 When a nitrogeneous base combine with a sugar it is called
A. Ribose
B. Nucleotides
C. Nucleoside
D. None
2 In fructose the possible optical isomers are
A. 12
B. 8
C. 16
D. 4
3 Denaturation of protein means the structure of protein is disrupted, indicate which factor foes not denature protein
A. Heating protein
B. pH changes
C. Oxidising agent
D. Keeping pH 7.35
4 Teflon, styron and neoprene are all
A. Copolymers
B. Condensation polymers
C. Homopolymers
D. Monomers
5 For every reaction occurring in the body three is at least one type of
A. Enzyme
B. Vitamin
C. Protein
D. Amino acid
6 Among the following polymers, the strongest molecular forces are present in
A. Elastomers
B. Fibres
C. Thermoplactics
D. Thermosetting polymers
7 The raw material to form nylon is
A. Adipic acid
B. Butadiene
C. Isoprene
D. Ethylene
8 Which of the following is not an example of addition polymer?
A. Polyethene
B. Polystyrene
C. Neoprene
D. Terylene
9 Soft drinks and baby feeding bottles are generally made up of
A. Polyester
B. Polyurethane
C. Polyurea
D. Polystyrene
10 What is the most common catalyst used in hydrogenation of oils
A. Cobalt
B. Nickel
C. Tungsten
D. Copper

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