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

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

Question # 2

In which of these processes are smell organic molecules made into macromolecules?

Question # 3

Which of the following has magnesium?

Question # 4

Which carbohydrates is an essential constituent of plant cells?

Question # 5

Two or more similar monomers combine to form:

Question # 6

Vitamin A is present in

Question # 7

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

Question # 8

Purine derivative among the following bases is

Question # 9

Plastics are a pollution problem because many plastics

Question # 10

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

Question # 11

Hydrolysis of sucrose is called

Question # 12

Organic synthetic or man made polymers are plastics, rubber and fibre. Which is not a synthetic polymer

Question # 13

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

Question # 14

Which of the following is obtained by condensation polymerization?

Question # 15

Terylene is madeby polymerization of terephthalic acid with

Question # 16

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

Question # 17

On hydrolysis of starch, we finally get

Question # 18

Which is not an enzyme

Question # 19

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

Question # 20

The stroids of fungi and yeast and yeast are called:

Question # 21

A condensation polymer among the following is

Question # 22

Naturally occurring lipids are called

Question # 23

Which of the following is the repeating monomeric unit in cellulose

Question # 24

Factors affecting denaturation of proteins:

Question # 25

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

Question # 26

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

Question # 27

Which of the following is a steroid

Question # 28

Which of the following is fully fluorinated polymer?

Question # 29

Monosaccharides are

Question # 30

Bakelite is a product formed form

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Poly hydroxyl compounds of aldehyde and ketones are:
A. Carbohydrates
B. Proteins
C. Fats
D. Lipids
2 Which one is a polymer compound?
A. SO2
B. CO2
C. CH4
D. PVC
3 There are 20 amino acids found in protein which is not the property of these amino acids
A. They are allα-amino acids
B. They are all optically active
C. They have high decomposition point
D. They are water soluble
4 Monosaccharides are
A. Aldoses
B. Ketoses
C. Either a and b
D. None of these
5 The stroids of fungi and yeast and yeast are called:
A. Vitamin D
B. Vitamin D2
C. Ergostrol
D. Cholestrol
6 The proteins which are derived by conjugated proteins are called as
A. Simple protein
B. Complex protein
C. Derived protein
D. None
7 A polymeric substance that is formed in the liquid state and then hardened to a rigid solid is called a
A. Fibre
B. Plastic
C. Varnish
D. Polyamide resin
8 Which one of the following is a water soluble vitamin
A. Niacin
B. Riboflavin
C. Tyrosine
D. Ascorbic acid
9 Monosaccharides belong to the group
A. Lipids
B. Fats
C. Proteins
D. Carbohydrates
10 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

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