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

Which of these polymers is an addition polymer?

Question # 2

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

Question # 3

Which of these polymers is an addition polymer

Question # 4

The degree of unsaturation in fats or oils is usually measured by numbers of grams of iodine required by 100 grmas of fat, this is called

Question # 5

Synthetic polymer prepared from caprolactum is known is

Question # 6

Polysaccharides are also called

Question # 7

The temp. and pressure used for PVC polymerization is

Question # 8

The fiber which is made from acrylonitrile as monomer:

Question # 9

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

Question # 10

Enzymes catalyse all biological reactions occurring in the cell. What is true about an enzyme

Question # 11

Purine derivative among the following bases is

Question # 12

Cellulose does:

Question # 13

Cotton is ______% cellulose

Question # 14

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

Question # 15

Hydrolysis of sucrose is called

Question # 16

The prosthetic group in glycoprotein is

Question # 17

Terylene is madeby polymerization of terephthalic acid with

Question # 18

Sterols, vitamin D and terpenese belong to

Question # 19

Which of the following is obtained by condensation polymerization?

Question # 20

The other name of cross linked polymers is

Question # 21

Orlon is a polymer of

Question # 22

Which of the following is a biodegradable polymer?

Question # 23

Which behaves as insulator for animals body?

Question # 24

Nylon, 6,6 is a condensation polymer of

Question # 25

Copolymer is

Question # 26

Activity of the enzyme is reduced by

Question # 27

A fibre which is made from acrylonitrile as monomer

Question # 28

The product of addition polymerization reaction is

Question # 29

Which of the following is a molecular diseases?

Question # 30

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

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Ascorbic acid is a chemical name of
A. Vitamin D
B. Vitamin A
C. Vitamin C
D. Vitamin B6
2 Nylon, 6,6 is a condensation polymer of
A. Adipic acid and glycol
B. Phthalic acid and glycol
C. Adipic acid and hexaethylene diamine
D. Pthalic acid and hexaethylene diamine
3 RNA is a polymer of nucleotide which consist of three components. Which one is not the component in the nucleotide of an RNA
A. D-Ribose
B. Wracil base
C. Prosphate group
D. Thyamine base
4 Which of the following is not present in RNA?
A. Uracil
B. Thymine
C. Ribose
D. Phosphate
5 A sequence of how many nucleotides in massenger RNA makes a codon for an amino acid
A. Three
B. Four
C. One
D. Two
6 Which of the following is a constituent of nylon?
A. Adipic acid
B. Styrene
C. Teflon
D. None of these
7 The prosthetic group in glycoprotein is
A. Carbohydrate
B. Fat
C. Vitamin
D. Nucleic acid
8 Glycine at pH7 has the structure
A. H2N -- CH2 -- COOH
B. H3N+-- CH2-- COOH
C. H2N -- CH2COO-
D. H3N+-- CH2-- COO-
9 The development of disagreeable odur in fats or oil is called
A. Fragrance
B. Perfume
C. Rancidity
D. Smell
10 The metal present in blood is
A. Al
B. Hg
C. Cu
D. Fe

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