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

00:00
Question # 1

A polymer may be

Question # 2

Which one is a polymer compound?

Question # 3

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

Question # 4

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

Question # 5

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

Question # 6

On hydrolysis of starch, we finally get

Question # 7

The substance upon which an enzyme acts is known as its

Question # 8

A sequence of how many nucleotides in massenger RNA makes a codon for an amino acid

Question # 9

Polyester resins have special use in:

Question # 10

The temp. and pressure used for PVC polymerization is

Question # 11

Naturally occurring lipids are called

Question # 12

Which teat is not given by both glucose and fructose

Question # 13

Which of these polymers is an addition polymer

Question # 14

Which of these polymers is a synthetic polymer

Question # 15

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

Question # 16

The fibre which is made form acrylonitrile as monomer

Question # 17

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

Question # 18

Which of the following is obtained by condensation polymerization?

Question # 19

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

Question # 20

Enzymes are

Question # 21

How is the secondary structure of protein stabilized

Question # 22

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

Question # 23

Which of the following is a constituent of nylon?

Question # 24

The group linkage present in fats is

Question # 25

Major food factors are:

Question # 26

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

Question # 27

Which of the following is a water soluble vetamin?

Question # 28

Simple sugars are :

Question # 29

The reaction between fat and NaOH is called:

Question # 30

The fiber which is made from acrylonitrile as monomer:

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Substances that render enzymes catalytically inactive are called
A. Conenzymes
B. Substrates
C. Inhibitors
D. Apoezymes
2 The disaccharide present in milk is
A. Sucrose
B. Maltose
C. Lactose
D. Cellobiose
3 Which of the following polymers is used for weather resistant paints
A. Arcylic resins
B. Polyvinyl acetate
C. Polystyrene
D. PVC
4 The other name of cross linked polymers is
A. Linear polymer
B. Branched polymer
C. Inter connected polymers
D. None of these
5 Polymer formation from monomers starts by
A. Condensation reaction between monomers
B. Coordination reaction between monomers
C. Conversion of monomer to monomer ions by protons
D. Hydrolysis of monomers
6 Which functional group is present in glycerol tristearate
A. Carboxylic acid
B. Alcohol
C. Aldehyde
D. Ester
7 Which of the following is obtained by condensation polymerization?
A. Polyethene
B. Teflon
C. Phenol formaldehyde resin
D. Nitrile rubber
8 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
9 Which one of the following is the most abundant organic substance found in nature
A. Fructose
B. Starch
C. Glucose
D. Cellulose
10 Which of the following is a water soluble vetamin?
A. Niacin
B. Riboflavin
C. Trypsin
D. Ascorbic acid

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