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

Bakelite is obtained from phenol by reacting with

Question # 2

β-D-glucose is a monomer for

Question # 3

The substance upon which an enzyme acts is known as its

Question # 4

In fructose the possible optical isomers are

Question # 5

The protein which only yield amino acids and their derivatives

Question # 6

Orlon is a polymer of

Question # 7

Major food factors are:

Question # 8

The temp. and pressure used for PVC polymerization is

Question # 9

The raw material to form nylon is

Question # 10

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

Question # 11

The stroids of fungi and yeast and yeast are called:

Question # 12

Which of these polymers is an addition polymer

Question # 13

Hydrolysis of sucrose is called

Question # 14

Enzymes catalyse all biological reactions occurring in the cell. What is true about an enzyme

Question # 15

Polysaccharides are also called

Question # 16

The polymers which can be re-softened again and again are caled

Question # 17

A condensation polymer among the following is

Question # 18

A polymer may be

Question # 19

Which of the following is a steroid

Question # 20

Copolymer is

Question # 21

Substances that render enzymes catalytically inactive are called

Question # 22

Molar mass of high molecular w.f. polymers ranges from:

Question # 23

Cotton is ______% cellulose

Question # 24

When a nitrogeneous base combine with a sugar it is called

Question # 25

Which is not an enzyme

Question # 26

Enzymes are

Question # 27

DNA has deoxyribose, a base and the third component is

Question # 28

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

Question # 29

Which one of the following is a water soluble vitamin

Question # 30

Which is a protein?

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 A fibre which is made from acrylonitrile as monomer
A. PVC
B. Rayon fibre
C. Acrylic fibre
D. Polyester fibre
2 Cellulose does:
A. Satisfy human appetite
B. Stimulates intestinal peristalsis
C. Gives fibre and bulk to the food
D. All of these
3 The digestion of fats in the intestines is aided by
A. Diffusion
B. Protection
C. Peptization
D. Emulsification
4 Which of the following fibres are made of polyamides?
A. Dacron
B. Orlon
C. Nylon
D. Rayon
5 The disaccharide present in milk is
A. Sucrose
B. Maltose
C. Lactose
D. Cellobiose
6 Monosaccharides belong to the group
A. Lipids
B. Fats
C. Proteins
D. Carbohydrates
7 Purine derivative among the following bases is
A. Thymine
B. Uracil
C. Guanine
D. Cytosine
8 The other name of cross linked polymers is
A. Linear polymer
B. Branched polymer
C. Inter connected polymers
D. None of these
9 Nylon, 6,6 is a condensation polymer of
A. Adipic acid and glycol
B. Phthalic acid and glycol
C. Adipic acid and hexaethylene diamine
D. Pthalic acid and hexaethylene diamine
10 Peptide bond is a key feature in
A. Polysaccharide
B. Proteins
C. Nucleotide
D. Vitamins

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