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

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

Question # 2

Enzymes are

Question # 3

Which is a protein?

Question # 4

Which one of the following is not an example of chain growth polymer?

Question # 5

Protein are classified into

Question # 6

Major food factors are:

Question # 7

Which of these polymers is an addition polymer?

Question # 8

Cellulose does:

Question # 9

When a nitrogeneous base combine with a sugar it is called

Question # 10

What is not true about DNA

Question # 11

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

Question # 12

Which of the following has ester linkage?

Question # 13

Which property is not present in lipids?

Question # 14

Sterols, vitamin D and terpenese belong to

Question # 15

Denaturation of protein means the structure of protein is disrupted, indicate which factor foes not denature protein

Question # 16

An example of water soluble vitamin is

Question # 17

The group linkage present in fats is

Question # 18

C6H12O6 is molecualr formula of:

Question # 19

Which is the polymer that has amide linkage in its structure

Question # 20

Two or more similar monomers combine to form:

Question # 21

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 # 22

Which of the following fibres are made of polyamides?

Question # 23

The simplest separating unit of a polymer is called:

Question # 24

Which of these polymers is a synthetic polymer?

Question # 25

Vegetable oils are

Question # 26

How is the secondary structure of protein stabilized

Question # 27

A polymer may be

Question # 28

Two vitamins absorbed from intestine along with fats are

Question # 29

Which of the following is a biodegradable polymer?

Question # 30

Which is not an enzyme

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 A fat or oil is characterised for extent of unsaturation by one of the following number, which one
A. Rancidity number
B. Acid number
C. Iodine number
D. Saponicfication number
2 When a nitrogeneous base combine with a sugar it is called
A. Ribose
B. Nucleotides
C. Nucleoside
D. None
3 Two vitamins absorbed from intestine along with fats are
A. A, D
B. A, B
C. A, C
D. D, B
4 On hydrolysis of starch, we finally get
A. Glucose
B. Fructose
C. Both
D. Sucrose
5 Poly hydroxyl compounds of aldehyde and ketones are:
A. Carbohydrates
B. Proteins
C. Fats
D. Lipids
6 In fructose the possible optical isomers are
A. 12
B. 8
C. 16
D. 4
7 The polymers which can be re-softened again and again are caled
A. Thermoplastic
B. Thermosetting
C. Both a and b
D. None
8 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
9 One of the followings is not type of polymer
A. Homopolymer
B. Copolymer
C. Heteropolymer
D. Terpolymer
10 Macromolecules or polymers are large molecules built up from small molecules called monomers. This hypothesis put forward by
A. Schrodixger
B. Standinger
C. Lewis
D. Newton

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