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 polymeric substance that is formed in the liquid state and then hardened to a rigid solid is called a:

Question # 2

Vitamin A is present in

Question # 3

The other name of cross linked polymers is

Question # 4

Which of the following is a steroid

Question # 5

Which of the following is obtained by condensation polymerization?

Question # 6

Natural rubber is a polymer of

Question # 7

The temp. and pressure used for PVC polymerization is

Question # 8

Vegetables oils are:

Question # 9

Monosaccharides are

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

The substance upon which an enzyme acts is known as its

Question # 12

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

Question # 13

An example of water soluble vitamin is

Question # 14

Naturally occurring lipids are called

Question # 15

One of the followings is not type of polymer

Question # 16

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

Question # 17

Protein may have

Question # 18

Which of the following statements is incorrect about vitamins

Question # 19

Which is the polymer that has amide linkage in its structure

Question # 20

Cotton is ______% cellulose

Question # 21

Which of the following is not present in RNA?

Question # 22

In fructose the possible optical isomers are

Question # 23

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

Question # 24

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

Question # 25

Which of the following is fully fluorinated polymer?

Question # 26

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

Question # 27

Glyptal polymer is obtained from glycerol on reacting with

Question # 28

The stroids of fungi and yeast and yeast are called:

Question # 29

Which of these polymers is a synthetic polymer?

Question # 30

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

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 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
2 The metal present in blood is
A. Al
B. Hg
C. Cu
D. Fe
3 A sequence of how many nucleotides in massenger RNA makes a codon for an amino acid
A. Three
B. Four
C. One
D. Two
4 Polysaccharides are also called
A. Crystals
B. Sugars
C. Liquids
D. None sugars
5 The monomeric units of starch is/are
A. Glucose
B. Fructose
C. Glucose and fructose
D. Mannose
6 Vegetables oils are:
A. Unsaturated fatty acids
B. Glycerides of unsaturated fatty acids
C. Essential oils obtained form plants
D. None of these
7 Which of these polymers is an addition polymer?
A. Nylon-6,6
B. Polystrene
C. Terylene
D. Epoxy resin
8 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
9 Sterols, vitamin D and terpenese belong to
A. Simple lipids
B. Complex lipids
C. Derived lipids
D. None
10 Enzymes, in the living systems
A. Provide energy
B. Provide immunity
C. Transport oxygen
D. Catalyze biochemical processes

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