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

Teflon, styron and neoprene are all

Question # 2

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

Question # 3

The digestion of fats in the intestines is aided by

Question # 4

Substances that render enzymes catalytically inactive are called

Question # 5

Natural rubber is a polymer of

Question # 6

The temp. and pressure used for PVC polymerization is

Question # 7

In which of these processes are smell organic molecules made into macromolecules?

Question # 8

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

Question # 9

An example of water soluble vitamin is

Question # 10

Glycine at pH7 has the structure

Question # 11

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

Question # 12

The group linkage present in fats is

Question # 13

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

Question # 14

A condensation polymer among the following is

Question # 15

Which of these polymers is a synthetic polymer?

Question # 16

Which polymerization is free radical machanism based

Question # 17

The polymers which can be re-softened again and again are caled

Question # 18

Which is the derived lipid?

Question # 19

The polymers which can not be re-softened again and again are called

Question # 20

The substance upon which an enzyme acts is known as its

Question # 21

Which is not an enzyme

Question # 22

Which of the following polymers is used for weather resistant paints

Question # 23

The temp. and pressure used for PVC polymerization is

Question # 24

One of the followings is not type of polymer

Question # 25

Which of the following fibres are made of polyamides?

Question # 26

Monosaccharides are

Question # 27

Plastics are pollution problem because many plastics:

Question # 28

Glyptal polymer is obtained from glycerol on reacting with

Question # 29

Major food factors are:

Question # 30

Which property is not present in lipids?

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 A sequence of how many nucleotides in massenger RNA makes a codon for an amino acid
A. Three
B. Four
C. One
D. Two
2 The prosthetic group in glycoprotein is
A. Carbohydrate
B. Fat
C. Vitamin
D. Nucleic acid
3 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
4 Which of the following elements is not present in all proteins?
A. Carbon
B. Hydrogen
C. Nitrogen
D. Sulphur
5 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
6 C6H12O6 is molecualr formula of:
A. Glucose
B. Dextrose
C. Fructose
D. All of these
7 A polymeric substance that is formed in the liquid state and then hardened to a rigid solid is called a
A. Fibre
B. Plastic
C. Varnish
D. Polyamide resin
8 An example of water soluble vitamin is
A. Vitamin D
B. Vitamin E
C. Vitamin A
D. Vitamin C
9 Purines include
A. Adenine
B. Guanine
C. Both a and b
D. None
10 Simple sugars are :
A. Monosaccharides
B. Disaccharides
C. Oligo saccharides
D. Trisaccharides

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