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

Factors affecting denaturation of proteins:

Question # 2

Sterols, vitamin D and terpenese belong to

Question # 3

What is not true about DNA

Question # 4

The raw material to form nylon is

Question # 5

The reaction between fat and NaOH is called

Question # 6

Substances that render enzymes catalytically inactive are called

Question # 7

The stroids of fungi and yeast and yeast are called:

Question # 8

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

Question # 9

Which behaves as insulator for animals body?

Question # 10

Which of the following is a constituent of nylon?

Question # 11

Polyester resins have special use in:

Question # 12

Which of the following is not present in nucleotide?

Question # 13

At what pH glycine shows the structure H3N+-- CH2-- COOH

Question # 14

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

Question # 15

Polysaccharides are also called

Question # 16

Cellulose does:

Question # 17

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

Question # 18

(CH2O)nis general formula for

Question # 19

Which one of the following is a water soluble vitamin

Question # 20

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

Question # 21

β-D-glucose is a monomer for

Question # 22

Violet colour is obtained when dilute CuSO4is added in alkaline solution of protein. This test is known as

Question # 23

Which carbohydrates is an essential constituent of plant cells?

Question # 24

Which teat is not given by both glucose and fructose

Question # 25

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

Question # 26

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

Question # 27

A polymer may be

Question # 28

Enzymes are catalysts which contain other than carbon and hydrogen one other element

Question # 29

One of the followings is not type of polymer

Question # 30

Among the following polymers, the strongest molecular forces are present in

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which of these polymers is an addition polymer
A. Nylon 6,6
B. Polystyrene
C. Terylene
D. Epoxy resin
2 Major food factors are:
A. Fats and oils
B. Carbohydrates
C. Protiens
D. All of these
3 The other name of cross linked polymers is
A. Linear polymer
B. Branched polymer
C. Inter connected polymers
D. None of these
4 Orlon is a polymer of
A. Tetrafluoroethylene
B. Acrylonitrile
C. Ethanoic acid
D. Benzene
5 The monomeric units of starch is/are
A. Glucose
B. Fructose
C. Glucose and fructose
D. Mannose
6 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
7 Glycogen is stored in
A. Animals
B. Plants
C. Soil
D. None of these
8 An example of water soluble vitamin is
A. Vitamin D
B. Vitamin E
C. Vitamin A
D. Vitamin C
9 When a nitrogeneous base combine with a sugar it is called
A. Ribose
B. Nucleotides
C. Nucleoside
D. None
10 Which is not an enzyme
A. Transverses
B. Lipase
C. Lyase
D. None of these

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