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

Polysaccharides are also called

Question # 2

Which of these polymers is an addition polymer

Question # 3

Sterols, vitamin D and terpenese belong to

Question # 4

Which of these polymers is a synthetic polymer?

Question # 5

Vitamin A is present in

Question # 6

The proteins which are derived by conjugated proteins are called as

Question # 7

Iodine value of an oil or fat may be defined as

Question # 8

When a nitrogeneous base combine with a sugar it is called

Question # 9

Plastics are a pollution problem because many plastics

Question # 10

Which carbohydrates is an essential constituent of plant cells?

Question # 11

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

Question # 12

Cotton has cellulose in it:

Question # 13

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

Question # 14

The disaccharide present in milk is

Question # 15

Enzymes are chemically

Question # 16

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

Question # 17

The temp. and pressure used for PVC polymerization is

Question # 18

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

Question # 19

The digestion of fats in the intestines is aided by

Question # 20

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

Question # 21

Which is not a steroid

Question # 22

Purines include

Question # 23

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

Question # 24

The main structure features of proteins is

Question # 25

DNA has deoxyribose, a base and the third component is

Question # 26

Vegetable oils are

Question # 27

For every reaction occurring in the body three is at least one type of

Question # 28

Ascorbic acid is a chemical name of

Question # 29

An example of water soluble vitamin is

Question # 30

The development of disagreeable odur in fats or oil is called

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which of these polymers is a synthetic polymer
A. Animal fat
B. Starch
C. Cellulose
D. Polyester
2 Which of these polymers is an addition polymer?
A. Nylon-6,6
B. Polystrene
C. Terylene
D. Epoxy resin
3 Polymer formation from monomers starts by
A. Condensation reaction between monomers
B. Coordination reaction between monomers
C. Conversion of monomer to monomer ions by protons
D. Hydrolysis of monomers
4 Hydrolysis of sucrose is called
A. Inhibition
B. Saponification
C. Inversion
D. Hydration
5 The protein which only yield amino acids and their derivatives
A. Simple proteins
B. Complex proteins
C. Derived protein
D. All of these
6 Naturally occurring lipids are called
A. Fats
B. protein
C. Steroids
D. None
7 Two vitamins absorbed from intestine along with fats are
A. A, D
B. A, B
C. A, C
D. D, B
8 DNA has deoxyribose, a base and the third component is
A. Phosphoric acid
B. Ribose
C. Adenine
D. Thymine
9 Teflon, styron and neoprene are all
A. Copolymers
B. Condensation polymers
C. Homopolymers
D. Monomers
10 In macromolecules DP stands for
A. Dissociation parameter
B. Dissociation polymer
C. Degree of polymerization
D. None of these

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