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

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

Question # 2

Cotton has cellulose in it:

Question # 3

Cotton is ______% cellulose

Question # 4

Hydrolysis of sucrose is called

Question # 5

Purines include

Question # 6

The stroids of fungi and yeast and yeast are called:

Question # 7

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

Question # 8

The raw material to form nylon is

Question # 9

The temp. and pressure used for PVC polymerization is

Question # 10

Activity of the enzyme is reduced by

Question # 11

Glyptal polymer is obtained from glycerol on reacting with

Question # 12

Glycogen is stored in

Question # 13

What is the most common catalyst used in hydrogenation of oils

Question # 14

Purine derivative among the following bases is

Question # 15

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

Question # 16

The disaccharide present in milk is

Question # 17

The other name of cross linked polymers is

Question # 18

The protein which only yield amino acids and their derivatives

Question # 19

Which of the following is not present in nucleotide?

Question # 20

Which polymerization is free radical machanism based

Question # 21

Which of the following is the repeating monomeric unit in cellulose

Question # 22

(CH2O)nis general formula for

Question # 23

Monosaccharides are

Question # 24

Protein may have

Question # 25

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

Question # 26

Enzymes, in the living systems

Question # 27

Which of the following is not present in RNA?

Question # 28

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 # 29

Ascorbic acid is a chemical name of

Question # 30

A sequence of how many nucleotides in massenger RNA makes a codon for an amino acid

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 What is the most common catalyst used in hydrogenation of oils
A. Cobalt
B. Nickel
C. Tungsten
D. Copper
2 (CH2O)nis general formula for
A. Monosaccharides
B. Oiligosaccharides
C. Polysaccharides
D. None of these
3 Bakelite is obtained from phenol by reacting with
A. Acetaldehyde
B. Acetal
C. Formaldehyde
D. Chlorobenzene
4 Which of the following enzymes brings about the hydrolysis of fats?
A. Urease
B. Maltase
C. Zymase
D. Lypase
5 Which one of the following enzymes brings about the hydrolysis of fats
A. Urease
B. Maltase
C. Zymase
D. Lypase
6 An example of water soluble vitamin is
A. Vitamin D
B. Vitamin E
C. Vitamin A
D. Vitamin C
7 The fiber which is made from acrylonitrile as monomer:
A. PVC
B. Rayon Fiber
C. Acrylic fiber
D. Polyester fiber
8 The raw material to form nylon is
A. Adipic acid
B. Butadiene
C. Isoprene
D. Ethylene
9 Which of the following is a molecular diseases?
A. Allergy
B. Cancer
C. German measles
D. Sickle cell anemia
10 Bakelite is a product formed form
A. Reaction of formaldehyde with phenol
B. Reaction of polyethylene with phenol
C. Reaction of polypropylene with acid
D. It is a natural product

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