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

Polyester resins have special use in:

Question # 2

Polysaccharides are also called

Question # 3

Which is the polymer that has amide linkage in its structure

Question # 4

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

Question # 5

Which one of the following statements of glucose and sucrose is incorrect?

Question # 6

Cotton has cellulose in it:

Question # 7

The reaction between fat and NaOH is called

Question # 8

Which of the following is a steroid

Question # 9

β-D-glucose is a monomer for

Question # 10

Hydrolysis of sucrose is called

Question # 11

Protein are classified into

Question # 12

Cellulose does:

Question # 13

Sterols, vitamin D and terpenese belong to

Question # 14

Which one of the following is a water soluble vitamin

Question # 15

Which of the following is a water soluble vetamin?

Question # 16

Which behaves as insulator for animals body?

Question # 17

The proteins which are derived by conjugated proteins are called as

Question # 18

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

Question # 19

Naturally occurring lipids are called

Question # 20

Purine derivative among the following bases is

Question # 21

The development of disagreeable odur in fats or oil is called

Question # 22

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

Question # 23

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

Question # 24

Natural rubber is a polymer of

Question # 25

Cotton is ______% cellulose

Question # 26

Vegetable oils are

Question # 27

DNA has deoxyribose, a base and the third component is

Question # 28

The temp. and pressure used for PVC polymerization is

Question # 29

The polymers which can not be re-softened again and again are called

Question # 30

Which of these polymers is an addition polymer?

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 A polymer may be
A. Linear
B. Branched
C. Cross linked
D. All of these
2 A condensation polymer among the following is
A. Dacron
B. PVC
C. Polysterene
D. Teflon
3 The temp. and pressure used for PVC polymerization is
A. 10°C and 10 atm
B. 20°C and 20 atm
C. 52°C and 9 atm
D. 100°C and 10 atm
4 The proteins which are derived by conjugated proteins are called as
A. Simple protein
B. Complex protein
C. Derived protein
D. None
5 The temp. and pressure used for PVC polymerization is
A. 10°C and 10 atm
B. 20°C and 20 atm
C. 52°C and 9 atm
D. 100°C and 10 atm
6 The protein which only yield amino acids and their derivatives
A. Simple proteins
B. Complex proteins
C. Derived protein
D. All of these
7 What is the most common catalyst used in hydrogenation of oils
A. Cobalt
B. Nickel
C. Tungsten
D. Copper
8 Macromolecules or polymers are large molecules built up from small molecules called monomers. This hypothesis put forward by
A. Schrodixger
B. Standinger
C. Lewis
D. Newton
9 At what pH glycine shows the structure H3N+-- CH2-- COOH
A. 2
B. 7
C. 10
D. 14
10 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
A. Oil number
B. Saturation number
C. Iodine number
D. Un saturation number

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