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

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

Question # 2

A nucleoside may be

Question # 3

The fiber which is made from acrylonitrile as monomer:

Question # 4

Which of the following fibres are made of polyamides?

Question # 5

Hydrolysis of sucrose is called

Question # 6

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

Question # 7

RNA is a polymer of nucleotide which consist of three components. Which one is not the component in the nucleotide of an RNA

Question # 8

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

Question # 9

Which is not an enzyme

Question # 10

Plastics are a pollution problem because many plastics

Question # 11

In macromolecules DP stands for

Question # 12

Which is a protein?

Question # 13

Purine derivative among the following bases is

Question # 14

The reaction between fat and NaOH is called:

Question # 15

Bakelite is a product formed form

Question # 16

Activity of the enzyme is reduced by

Question # 17

Polymer formation from monomers starts by

Question # 18

The prosthetic group in glycoprotein is

Question # 19

The fibre which is made form acrylonitrile as monomer

Question # 20

Synthetic polymer prepared from caprolactum is known is

Question # 21

The temp. and pressure used for PVC polymerization is

Question # 22

Nylon, 6,6 is a condensation polymer of

Question # 23

Which of the following is not present in nucleotide?

Question # 24

Denaturation of protein means the structure of protein is disrupted, indicate which factor foes not denature protein

Question # 25

Monosaccharides belong to the group

Question # 26

Which behaves as insulator for animals body?

Question # 27

Polyester resins have special use in:

Question # 28

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

Question # 29

Major food factors are:

Question # 30

Which of the following has ester linkage?

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which one of the following is the most abundant organic substance found in nature
A. Fructose
B. Starch
C. Glucose
D. Cellulose
2 Which is not an enzyme
A. Transverses
B. Lipase
C. Lyase
D. None of these
3 Hydrolysis of sucrose is called
A. Inhibition
B. Saponification
C. Inversion
D. Hydration
4 The metal present in blood is
A. Al
B. Hg
C. Cu
D. Fe
5 Molar mass of high molecular w.f. polymers ranges from:
A. 1000 to 10000
B. 10000 to 100000
C. 100000 to 1000000
D. 1000 to 100000000
6 The group linkage present in fats is
A. Peptide linkage
B. Ester linkage
C. Glycosidic linkage
D. None of these
7 Which polymerization is free radical machanism based
A. Addition
B. Condensation
C. Both a and b
D. None
8 Glycine at pH7 has the structure
A. H2N -- CH2 -- COOH
B. H3N+-- CH2-- COOH
C. H2N -- CH2COO-
D. H3N+-- CH2-- COO-
9 Which of the following polymers is used for weather resistant paints
A. Arcylic resins
B. Polyvinyl acetate
C. Polystyrene
D. PVC
10 Ascorbic acid is a chemical name of
A. Vitamin D
B. Vitamin A
C. Vitamin C
D. Vitamin B6

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