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

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

Question # 2

Which of the following is a biodegradable polymer?

Question # 3

Which of the following is the repeating monomeric unit in cellulose

Question # 4

Two or more similar monomers combine to form:

Question # 5

Which of the following is not a synthetic polymer?

Question # 6

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

Question # 7

The fiber which is made from acrylonitrile as monomer:

Question # 8

Enzymes are chemically

Question # 9

Cotton has cellulose in it:

Question # 10

Glycogen is stored in

Question # 11

Orlon is a polymer of

Question # 12

Plastics are pollution problem because many plastics:

Question # 13

Iodine value of an oil or fat may be defined as

Question # 14

The main structure features of proteins is

Question # 15

Hydrolysis of sucrose is called

Question # 16

Glycine at pH7 has the structure

Question # 17

The product of addition polymerization reaction is

Question # 18

When a nitrogeneous base combine with a sugar it is called

Question # 19

Protein are classified into

Question # 20

Enzymes are

Question # 21

An example of water soluble vitamin is

Question # 22

Purines include

Question # 23

The proteins which are derived by conjugated proteins are called as

Question # 24

Glyptal polymer is obtained from glycerol on reacting with

Question # 25

Monosaccharides and oligosacchradies are generally called as

Question # 26

Poly hydroxyl compounds of aldehyde and ketones are:

Question # 27

Which of the following is not an example of addition polymer?

Question # 28

Which property is not present in lipids?

Question # 29

Vegetable oils are

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 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
2 At what pH glycine shows the structure H3N+-- CH2-- COOH
A. 2
B. 7
C. 10
D. 14
3 Which of the following is not a synthetic polymer?
A. Polyethylene
B. PVC
C. Nylon
D. Cellophane
4 Enzymes are chemically
A. Carbohydrates
B. Proteins
C. Fatty acids
D. Phospholipids
5 Which of the following is a polyamide?
A. Nylon
B. Orlon
C. Teflon
D. Terylene
6 Terylene is madeby polymerization of terephthalic acid with
A. Ethylene glycol
B. Phenol
C. Ethanol
D. Catechol
7 Which property is not present in lipids?
A. Liquid
B. Solid or semi solid
C. Soluble in water
D. Form emultion
8 The digestion of fats in the intestines is aided by
A. Diffusion
B. Protection
C. Peptization
D. Emulsification
9 Which one of the following is the most abundant organic substance found in nature
A. Fructose
B. Starch
C. Glucose
D. Cellulose
10 Vegetables oils are:
A. Unsaturated fatty acids
B. Glycerides of unsaturated fatty acids
C. Essential oils obtained form plants
D. None of these

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