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

At what pH glycine shows the structure H3N+-- CH2-- COOH

Question # 2

Protein are classified into

Question # 3

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

Question # 4

Which functional group is present in glycerol tristearate

Question # 5

For every reaction occurring in the body three is at least one type of

Question # 6

What is the most common catalyst used in hydrogenation of oils

Question # 7

DNA has deoxyribose, a base and the third component is

Question # 8

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

Question # 9

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

Question # 10

A fat or oil is characterised for extent of unsaturation by one of the following number, which one

Question # 11

Poly hydroxyl compounds of aldehyde and ketones are:

Question # 12

Which property is not present in lipids?

Question # 13

Peptide bond is a key feature in

Question # 14

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

Question # 15

Vegetables oils are:

Question # 16

Cellulose does:

Question # 17

Hydrolysis of sucrose is called

Question # 18

Which one of the following is the most abundant organic substance found in nature

Question # 19

Which of these polymers is a synthetic polymer?

Question # 20

Sterols, vitamin D and terpenese belong to

Question # 21

Which of the following is a polyamide?

Question # 22

Protein may have

Question # 23

Enzymes catalyse all biological reactions occurring in the cell. What is true about an enzyme

Question # 24

Which is the polymer that has amide linkage in its structure

Question # 25

Which of the following fibres are made of polyamides?

Question # 26

Purine derivative among the following bases is

Question # 27

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

Question # 28

Which of the following is fully fluorinated polymer?

Question # 29

Which is not an enzyme

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 Oxidation reduction is done by
A. Oxidoreductase
B. Lipases
C. Lyase
D. None of these
2 Teflon, styron and neoprene are all
A. Copolymers
B. Condensation polymers
C. Homopolymers
D. Monomers
3 Two or more similar monomers combine to form:
A. Homopolymer
B. Copolymer
C. Ter polymer
D. Thermoplastic polymers
4 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
5 Which of the following has magnesium?
A. Carbonic anhydrase
B. Haemocyanin
C. chlorophyll
D. Vitamin B12
6 Which of the following is a molecular diseases?
A. Allergy
B. Cancer
C. German measles
D. Sickle cell anemia
7 A polymer may be
A. Linear
B. Branched
C. Cross linked
D. All of these
8 At what pH glycine shows the structure H3N+-- CH2-- COOH
A. 2
B. 7
C. 10
D. 14
9 Which of these polymers is a synthetic polymer?
A. Animal fat
B. Starch
C. Cellulose
D. Polyester
10 Which of the following is a constituent of nylon?
A. Adipic acid
B. Styrene
C. Teflon
D. None of these

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