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

Which of the following is obtained by condensation polymerization?

Question # 2

Which of these polymers is an addition polymer?

Question # 3

Naturally occurring lipids are called

Question # 4

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

Question # 5

Iodine value of an oil or fat may be defined as

Question # 6

The disaccharide present in milk is

Question # 7

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

Question # 8

Glyptal polymer is obtained from glycerol on reacting with

Question # 9

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

Question # 10

Major food factors are:

Question # 11

Two or more similar monomers combine to form:

Question # 12

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

Question # 13

Which one of the following is a water soluble vitamin

Question # 14

Natural rubber is a polymer of

Question # 15

Which of these polymers is a synthetic polymer?

Question # 16

Among the following polymers, the strongest molecular forces are present in

Question # 17

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

Question # 18

Which of the following is a molecular diseases?

Question # 19

The product of addition polymerization reaction is

Question # 20

A polymer may be

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

What is the most common catalyst used in hydrogenation of oils

Question # 23

What is not true about DNA

Question # 24

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

Question # 25

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

Question # 26

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

Question # 27

Cotton has cellulose in it:

Question # 28

Polymer formation from monomers starts by

Question # 29

Protein are classified into

Question # 30

Which of the following is a constituent of nylon?

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which of the following is an example of ketohexose?
A. Mannose
B. Galactose
C. Maltose
D. Fructose
2 The digestion of fats in the intestines is aided by
A. Diffusion
B. Protection
C. Peptization
D. Emulsification
3 The protein which only yield amino acids and their derivatives
A. Simple proteins
B. Complex proteins
C. Derived protein
D. All of these
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 Purine derivative among the following bases is
A. Thymine
B. Uracil
C. Guanine
D. Cytosine
6 Major food factors are:
A. Fats and oils
B. Carbohydrates
C. Protiens
D. All of these
7 C6H12O6 is molecualr formula of:
A. Glucose
B. Dextrose
C. Fructose
D. All of these
8 The monomeric units of starch is/are
A. Glucose
B. Fructose
C. Glucose and fructose
D. Mannose
9 Which of the following is not present in nucleotide?
A. Guanine
B. Cytosine
C. Adenine
D. Tryoxine
10 Which of these polymers is an addition polymer
A. Nylon 6,6
B. Polystyrene
C. Terylene
D. Epoxy resin

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