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 one of the following enzymes brings about the hydrolysis of fats

Question # 2

A condensation polymer among the following is

Question # 3

The development of disagreeable odur in fats or oil is called

Question # 4

Which polymerization is free radical machanism based

Question # 5

Substances that render enzymes catalytically inactive are called

Question # 6

The group linkage present in fats is

Question # 7

The monomeric units of starch is/are

Question # 8

Which of the following is a molecular diseases?

Question # 9

Vegetable oils are

Question # 10

The high molecular weight materials which yield on hydrolysis the amino acids is called:

Question # 11

Two or more similar monomers combine to form:

Question # 12

Soft drinks and baby feeding bottles are generally made up of

Question # 13

Cellulose does:

Question # 14

Peptide bond is a key feature in

Question # 15

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

Question # 16

Oxidation reduction is done by

Question # 17

Vegetable oils are

Question # 18

Monosaccharides and oligosacchradies are generally called as

Question # 19

Which of these polymers is a synthetic polymer?

Question # 20

Bakelite is obtained from phenol by reacting with

Question # 21

Plastics are a pollution problem because many plastics

Question # 22

Which one of the following is a water soluble vitamin

Question # 23

Which is the polymer that has amide linkage in its structure

Question # 24

Which one of the following is a water soluble vitamin

Question # 25

A polymer may be

Question # 26

Natural rubber is a polymer of

Question # 27

Sterols, vitamin D and terpenese belong to

Question # 28

Which of the following is not present in RNA?

Question # 29

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

Question # 30

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

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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 The three dimensional folding and twisting of a polypeptide chain give rise to
A. Primary structure
B. Secondary structure
C. Tertiary structure
D. All of these tertiary
3 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
4 Cotton is ______% cellulose
A. 90
B. 100
C. 99
D. 30
5 Glycogen is stored in
A. Animals
B. Plants
C. Soil
D. None of these
6 Peptide bond is a key feature in
A. Polysaccharide
B. Proteins
C. Nucleotide
D. Vitamins
7 The development of disagreeable odur in fats or oil is called
A. Fragrance
B. Perfume
C. Rancidity
D. Smell
8 Which of these polymers is a synthetic polymer?
A. Animal fat
B. Starch
C. Cellulose
D. Polyester
9 Which property is not present in lipids?
A. Liquid
B. Solid or semi solid
C. Soluble in water
D. Form emultion
10 Vegetable oils are
A. Unsaturated fatty acids
B. Glycerides of unsaturated fatty acids
C. Glyccerides of saturated fatty acids
D. Essential oils obtained from plants

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