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

Polymer formation from monomers starts by

Question # 2

Which of the following is obtained by condensation polymerization?

Question # 3

Bakelite is obtained from phenol by reacting with

Question # 4

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

Question # 5

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

Question # 6

The disaccharide present in milk is

Question # 7

The raw material to form nylon is

Question # 8

Glycine at pH7 has the structure

Question # 9

Which of the following is not a synthetic polymer?

Question # 10

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

Question # 11

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

Question # 12

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

Question # 13

Which of the following brings about the conversion of starch into maltose

Question # 14

Ricket is caused due to the deficiency of vitamin

Question # 15

Terylene is madeby polymerization of terephthalic acid with

Question # 16

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 # 17

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

Question # 18

Which is the derived lipid?

Question # 19

The metal present in blood is

Question # 20

The fiber which is made from acrylonitrile as monomer:

Question # 21

Which of these polymers is a synthetic polymer

Question # 22

Peptide bond is a key feature in

Question # 23

In fructose the possible optical isomers are

Question # 24

Vegetable oils are

Question # 25

Natural rubber is a polymer of

Question # 26

The temp. and pressure used for PVC polymerization is

Question # 27

Which has maximum protein content?

Question # 28

Which of the following is a steroid

Question # 29

Two or more similar monomers combine to form:

Question # 30

Which of the following is not present in nucleotide?

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Vegetable oils are
A. Unsaturated fatty acids
B. Glycerides of unsaturated fatty acids
C. Glycerides of saturated fatty acids
D. Essential oils obtained from plants
2 A polymer may be
A. Homopolemer
B. Co-polymer
C. Terpolymer
D. All of these
3 The reaction between fat and NaOH is called
A. Esterification
B. Hydrogenolysis
C. Fermentation
D. Saponification
4 The stroids of fungi and yeast and yeast are called:
A. Vitamin D
B. Vitamin D2
C. Ergostrol
D. Cholestrol
5 Which of the following is fully fluorinated polymer?
A. Neoprene
B. Teflon
C. Thiokol
D. PVC
6 Among the following polymers, the strongest molecular forces are present in
A. Elastomers
B. Fibres
C. Thermoplactics
D. Thermosetting polymers
7 The polymers which can be re-softened again and again are caled
A. Thermoplastic
B. Thermosetting
C. Both a and b
D. None
8 Glycogen is stored in
A. Animals
B. Plants
C. Soil
D. None of these
9 In fructose the possible optical isomers are
A. 12
B. 8
C. 16
D. 4
10 Which one of the following elements is not present in all proteins
A. Carbon
B. Hydrogen
C. Nitrogen
D. Sulphur

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