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

Poly hydroxyl compounds of aldehyde and ketones are:

Question # 2

Ascorbic acid is a chemical name of

Question # 3

One of the followings is not type of polymer

Question # 4

Iodine value of an oil or fat may be defined as

Question # 5

C6H12O6 is molecualr formula of:

Question # 6

Cotton has cellulose in it:

Question # 7

(CH2O)nis general formula for

Question # 8

Which has maximum protein content?

Question # 9

Which of the following fibres are made of polyamides?

Question # 10

Macromolecules or polymers are large molecules built up from small molecules called monomers. This hypothesis put forward by

Question # 11

An example of water soluble vitamin is

Question # 12

Which of the following is a polyamide?

Question # 13

The main structure features of proteins is

Question # 14

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

Question # 15

Copolymer is

Question # 16

Cotton is ______% cellulose

Question # 17

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

Question # 18

The raw material to form nylon is

Question # 19

The product of addition polymerization reaction is

Question # 20

Peptide bond is a key feature in

Question # 21

Two vitamins absorbed from intestine along with fats are

Question # 22

A polymer may be

Question # 23

The other name of cross linked polymers is

Question # 24

Glycine at pH7 has the structure

Question # 25

Which of these polymers is an addition polymer

Question # 26

Which of the following enzymes brings about the hydrolysis of fats?

Question # 27

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

Question # 28

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

Question # 29

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

Question # 30

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

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which one of the following statements of glucose and sucrose is incorrect?
A. Both are soluble in water
B. Both are naturally occuring
C. Both are carbohydrates
D. Both are disaccharides
2 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
3 Which of the following brings about the conversion of starch into maltose
A. Maltase
B. Zymase
C. Diatase
D. Invertase
4 The stroids of fungi and yeast and yeast are called:
A. Vitamin D
B. Vitamin D2
C. Ergostrol
D. Cholestrol
5 Monosaccharides belong to the group
A. Lipids
B. Fats
C. Proteins
D. Carbohydrates
6 The product of addition polymerization reaction is
A. PVC
B. Nylon
C. Terylene
D. Polyamide
7 Enzymes are catalysts which contain other than carbon and hydrogen one other element
A. Oxygen
B. Sulphur
C. Phosphorus
D. Iodine
8 Two vitamins absorbed from intestine along with fats are
A. A, D
B. A, B
C. A, C
D. D, B
9 The number of amino acids found in proteins that a human body can synthesize is
A. 20
B. 10
C. 5
D. 14
10 Which of the following is the repeating monomeric unit in cellulose
A. Sucrose
B. Maltose
C. Cellobiose
D. Glucose

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