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

Glycine at pH7 has the structure

Question # 2

Sterols, vitamin D and terpenese belong to

Question # 3

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

Question # 4

Plastics are a pollution problem because many plastics

Question # 5

Which of these polymers is an addition polymer

Question # 6

Of the following which is a step growth polymer

Question # 7

Peptide bond is a key feature in

Question # 8

Which of the following is a molecular diseases?

Question # 9

C6H12O6 is molecualr formula of:

Question # 10

Which of the following fibres are made of polyamides?

Question # 11

The three dimensional folding and twisting of a polypeptide chain give rise to

Question # 12

Which of the following is not present in nucleotide?

Question # 13

Polysaccharides are also called

Question # 14

Which of these polymers is a synthetic polymer?

Question # 15

Which is the polymer that has amide linkage in its structure

Question # 16

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

Question # 17

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

Question # 18

Monosaccharides and oligosacchradies are generally called as

Question # 19

Ascorbic acid is a chemical name of

Question # 20

Which of the following statements is incorrect about vitamins

Question # 21

How is the secondary structure of protein stabilized

Question # 22

Which of the following is a polyamide?

Question # 23

Which polymerization is free radical machanism based

Question # 24

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

Question # 25

Poly hydroxyl compounds of aldehyde and ketones are:

Question # 26

Which of the following is a water soluble vetamin?

Question # 27

Ricket is caused due to the deficiency of vitamin

Question # 28

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 # 29

The disaccharide present in milk is

Question # 30

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

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which of the following elements is not present in all proteins?
A. Carbon
B. Hydrogen
C. Nitrogen
D. Sulphur
2 A nucleoside may be
A. Ribonuleoside
B. Deoxyribonucleoside
C. Both a and b
D. None
3 An example of water soluble vitamin is
A. Vitamin D
B. Vitamin E
C. Vitamin A
D. Vitamin C
4 The digestion of fats in the intestines is aided by
A. Diffusion
B. Protection
C. Peptization
D. Emulsification
5 Which of the following is not a synthetic polymer?
A. Polyethylene
B. PVC
C. Nylon
D. Cellophane
6 The disaccharide present in milk is
A. Sucrose
B. Maltose
C. Lactose
D. Cellobiose
7 The reagent which forms crystalline osazone derivative when treated with glucose is
A. Fehling solution
B. Phenyl hydrazine
C. Benedict solution
D. Hydroxyl amine
8 The three dimensional folding and twisting of a polypeptide chain give rise to
A. Primary structure
B. Secondary structure
C. Tertiary structure
D. All of these tertiary
9 The main structure features of proteins is
A. An ester linkage
B. An ether linkage
C. The peptide linkage
D. All
10 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

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