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

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

Question # 2

Which of the following is a polyamide?

Question # 3

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

Question # 4

Purine derivative among the following bases is

Question # 5

Which polymerization is free radical machanism based

Question # 6

Which of the following is not present in RNA?

Question # 7

Oxidation reduction is done by

Question # 8

Of the following which is a step growth polymer

Question # 9

Which functional group is present in glycerol tristearate

Question # 10

Glycogen is stored in

Question # 11

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

Question # 12

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

Question # 13

Glycine at pH7 has the structure

Question # 14

Macromolecules or polymers are large molecules built up from small molecules called monomers. This hypothesis put forward by

Question # 15

Which of the following is a steroid

Question # 16

Polyester resins have special use in:

Question # 17

Plastics are pollution problem because many plastics:

Question # 18

Poly hydroxyl compounds of aldehyde and ketones are:

Question # 19

Cotton has cellulose in it:

Question # 20

Which of the following polymers is used for weather resistant paints

Question # 21

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

Question # 22

The temp. and pressure used for PVC polymerization is

Question # 23

An oil or fat with no double bond have iodine number:

Question # 24

Which of these polymers is an addition polymer

Question # 25

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

Question # 26

The fibre which is made form acrylonitrile as monomer

Question # 27

Soft drinks and baby feeding bottles are generally made up of

Question # 28

The substance upon which an enzyme acts is known as its

Question # 29

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

Question # 30

Which of the following is a constituent of nylon?

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which of the following is fully fluorinated polymer?
A. Neoprene
B. Teflon
C. Thiokol
D. PVC
2 For every reaction occurring in the body three is at least one type of
A. Enzyme
B. Vitamin
C. Protein
D. Amino acid
3 Protein are classified into
A. Simple protein
B. Complex protein
C. Derived proteins
D. All of these
4 In fructose the possible optical isomers are
A. 12
B. 8
C. 16
D. 4
5 Which has maximum protein content?
A. Ground nut
B. Cow milk
C. Egg
D. Wheat
6 Bakelite is a product formed form
A. Reaction of formaldehyde with phenol
B. Reaction of polyethylene with phenol
C. Reaction of polypropylene with acid
D. It is a natural product
7 At what pH glycine shows the structure H3N+-- CH2-- COOH
A. 2
B. 7
C. 10
D. 14
8 Cellulose does:
A. Satisfy human appetite
B. Stimulates intestinal peristalsis
C. Gives fibre and bulk to the food
D. All of these
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 The temp. and pressure used for PVC polymerization is
A. 10°C and 10 atm
B. 20°C and 20 atm
C. 52°C and 9 atm
D. 100°C and 10 atm

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