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

Vitamin A is present in

Question # 2

Which has maximum protein content?

Question # 3

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 # 4

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

Question # 5

Cotton has cellulose in it:

Question # 6

Hydrolysis of sucrose is called

Question # 7

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

Question # 8

Which is not a steroid

Question # 9

Orlon is a polymer of

Question # 10

When a nitrogeneous base combine with a sugar it is called

Question # 11

The protein which only yield amino acids and their derivatives

Question # 12

A fibre which is made from acrylonitrile as monomer

Question # 13

Which of these polymers is a synthetic polymer

Question # 14

The metal present in blood is

Question # 15

Violet colour is obtained when dilute CuSO4is added in alkaline solution of protein. This test is known as

Question # 16

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

Question # 17

Vegetable oils are

Question # 18

Which is not an enzyme

Question # 19

Which of the following has magnesium?

Question # 20

The monomeric units of starch is/are

Question # 21

RNA is a polymer of nucleotide which consist of three components. Which one is not the component in the nucleotide of an RNA

Question # 22

Bakelite is a product formed form

Question # 23

DNA has deoxyribose, a base and the third component is

Question # 24

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

Question # 25

In macromolecules DP stands for

Question # 26

The substance upon which an enzyme acts is known as its

Question # 27

Copolymer is

Question # 28

Which of these polymers is an addition polymer?

Question # 29

What is the most common catalyst used in hydrogenation of oils

Question # 30

Activity of the enzyme is reduced by

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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 Which of the following has magnesium?
A. Carbonic anhydrase
B. Haemocyanin
C. chlorophyll
D. Vitamin B12
3 On hydrolysis of starch, we finally get
A. Glucose
B. Fructose
C. Both
D. Sucrose
4 Which one of the following enzymes brings about the hydrolysis of fats
A. Urease
B. Maltase
C. Zymase
D. Lypase
5 Activity of the enzyme is reduced by
A. Temperature
B. Concentration
C. pH
D. Inhibitors
6 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
7 What is not true about DNA
A. It preserve genetic information
B. To relicates
C. Synthesized protein
D. It has a linear structure
8 The simplest separating unit of a polymer is called:
A. Monomer
B. Dimer
C. Trimmer
D. Macromer
9 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
10 Cellulose does:
A. Satisfy human appetite
B. Stimulates intestinal peristalsis
C. Gives fibre and bulk to the food
D. All of these

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