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

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Question # 1

Which of the following is the repeating monomeric unit in cellulose

Question # 2

Synthetic polymer prepared from caprolactum is known is

Question # 3

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

Question # 4

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

Question # 5

C6H12O6 is molecualr formula of:

Question # 6

Which of the following is a polyamide?

Question # 7

A fibre which is made from acrylonitrile as monomer

Question # 8

The proteins which are derived by conjugated proteins are called as

Question # 9

Cellulose does:

Question # 10

A polymer may be

Question # 11

Naturally occurring lipids are called

Question # 12

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

Question # 13

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

Question # 14

DNA has deoxyribose, a base and the third component is

Question # 15

Which teat is not given by both glucose and fructose

Question # 16

Bakelite is obtained from phenol by reacting with

Question # 17

Orlon is a polymer of

Question # 18

The other name of cross linked polymers is

Question # 19

Which is not a steroid

Question # 20

Which of the following has ester linkage?

Question # 21

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

Question # 22

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

Question # 23

The temp. and pressure used for PVC polymerization is

Question # 24

Nylon, 6,6 is a condensation polymer of

Question # 25

The fibre which is made form acrylonitrile as monomer

Question # 26

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

Question # 27

Which of these polymers is an addition polymer

Question # 28

The metal present in blood is

Question # 29

A nucleoside may be

Question # 30

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

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 The group linkage present in fats is
A. Peptide linkage
B. Ester linkage
C. Glycosidic linkage
D. None of these
2 The number of amino acids found in proteins that a human body can synthesize is
A. 20
B. 10
C. 5
D. 14
3 Which of the following statements is incorrect about vitamins
A. Often function as coenzymes
B. Molecules contain at least one ring structure
C. Are often synthesized by the body
D. Are polyfunctional compounds
4 How is the secondary structure of protein stabilized
A. Through hydrogen bonding
B. Through ionic bonding
C. Through van der wall forces
D. Through covalent bonding
5 Which property is not present in lipids?
A. Liquid
B. Solid or semi solid
C. Soluble in water
D. Form emultion
6 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
7 The proteins which are derived by conjugated proteins are called as
A. Simple protein
B. Complex protein
C. Derived protein
D. None
8 A polymeric substance that is formed in the liquid state and then hardened to a rigid solid is called a:
A. Fiber
B. Plastic
C. Vanish
D. Polyamide resin
9 A fibre which is made from acrylonitrile as monomer
A. PVC
B. Rayon fibre
C. Acrylic fibre
D. Polyester fibre
10 Which one of the following is a water soluble vitamin
A. Niacin
B. Riboflavin
C. Tyrosine
D. Ascorbic acid

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