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

Bakelite is obtained from phenol by reacting with

Question # 2

β-D-glucose is a monomer for

Question # 3

In macromolecules DP stands for

Question # 4

The prosthetic group in glycoprotein is

Question # 5

Vegetable oils are

Question # 6

The reagent which forms crystalline osazone derivative when treated with glucose is

Question # 7

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

Question # 8

Which is not an enzyme

Question # 9

Activity of the enzyme is reduced by

Question # 10

The polymers which can not be re-softened again and again are called

Question # 11

The three dimensional folding and twisting of a polypeptide chain give rise to

Question # 12

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

Question # 13

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

Question # 14

Which of these polymers is an addition polymer?

Question # 15

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

Question # 16

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

Question # 17

Enzymes, in the living systems

Question # 18

A nucleoside may be

Question # 19

The stroids of fungi and yeast and yeast are called:

Question # 20

Vegetables oils are:

Question # 21

Orlon is a polymer of

Question # 22

Plastics are pollution problem because many plastics:

Question # 23

The development of disagreeable odur in fats or oil is called

Question # 24

Monosaccharides belong to the group

Question # 25

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

Question # 26

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

Question # 27

Enzymes are catalysts which contain other than carbon and hydrogen one other element

Question # 28

The temp. and pressure used for PVC polymerization is

Question # 29

Which of the following is a polyamide?

Question # 30

Which of the following is the repeating monomeric unit in cellulose

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Plastics are a pollution problem because many plastics
A. Are made from petroleum
B. Are very inflammable
C. Burn to produce toxic fumes
D. Decompose to produce toxic products
2 β-D-glucose is a monomer for
A. Strach
B. Cellulose
C. Glycogen
D. Protein
3 Which of these polymers is a synthetic polymer
A. Animal fat
B. Starch
C. Cellulose
D. Polyester
4 The reagent which forms crystalline osazone derivative when treated with glucose is
A. Fehling solution
B. Phenyl hydrazine
C. Benedict solution
D. Hydroxyl amine
5 Which is not a steroid
A. Cholesterol
B. Ergosterol
C. Phospholipids
D. None of these
6 Which one of the following is not an example of chain growth polymer?
A. Neoprene
B. Bunna-S
C. PMMA
D. Glyptal
7 The clotting time of blood is increased due to the deficiency of
A. Vitamin A
B. Vitamin K
C. Vitamin D
D. Vitamin C
8 In macromolecules DP stands for
A. Dissociation parameter
B. Dissociation polymer
C. Degree of polymerization
D. None of these
9 Enzymes are chemically
A. Carbohydrates
B. Proteins
C. Fatty acids
D. Phospholipids
10 Which of the following is not present in RNA?
A. Uracil
B. Thymine
C. Ribose
D. Phosphate

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