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

A condensation polymer among the following is

Question # 2

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

Question # 3

Orlon is a polymer of

Question # 4

Which of these polymers is a synthetic polymer

Question # 5

The metal present in blood is

Question # 6

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

Question # 7

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

Question # 8

Which one is a polymer compound?

Question # 9

The clotting time of blood is increased due to the deficiency of

Question # 10

Which of these polymers is a synthetic polymer?

Question # 11

A fibre which is made from acrylonitrile as monomer

Question # 12

On hydrolysis of starch, we finally get

Question # 13

The temp. and pressure used for PVC polymerization is

Question # 14

Protein are classified into

Question # 15

Monosaccharides and oligosacchradies are generally called as

Question # 16

Nylon, 6,6 is a condensation polymer of

Question # 17

Teflon, styron and neoprene are all

Question # 18

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

Question # 19

The temp. and pressure used for PVC polymerization is

Question # 20

Polymer formation from monomers starts by

Question # 21

Which behaves as insulator for animals body?

Question # 22

Which of these polymers is an addition polymer

Question # 23

Cellulose does:

Question # 24

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

Question # 25

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

Question # 26

In which of these processes are smell organic molecules made into macromolecules?

Question # 27

Which one of the following is a water soluble vitamin

Question # 28

Soft drinks and baby feeding bottles are generally made up of

Question # 29

There are 20 amino acids found in protein which is not the property of these amino acids

Question # 30

In fructose the possible optical isomers are

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 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
2 Which of the following is the repeating monomeric unit in cellulose
A. Sucrose
B. Maltose
C. Cellobiose
D. Glucose
3 Which of these polymers is a synthetic polymer
A. Animal fat
B. Starch
C. Cellulose
D. Polyester
4 The reagent which forms crystalline osazone derivative when treated with glucose is
A. Fehling solution
B. Phenyl hydrazine
C. Benedict solution
D. Hydroxyl amine
5 Denaturation of protein means the structure of protein is disrupted, indicate which factor foes not denature protein
A. Heating protein
B. pH changes
C. Oxidising agent
D. Keeping pH 7.35
6 Enzymes are
A. Proteins
B. Minerals
C. Oils
D. Fatty acids
7 Which is the derived lipid?
A. Common fats
B. Vitamin-D
C. Common oils
D. Spinolipids
8 DNA has deoxyribose, a base and the third component is
A. Phosphoric acid
B. Ribose
C. Adenine
D. Thymine
9 In fructose the possible optical isomers are
A. 12
B. 8
C. 16
D. 4
10 The digestion of fats in the intestines is aided by
A. Diffusion
B. Protection
C. Peptization
D. Emulsification

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