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

Polyester resins have special use in:

Question # 2

Purines include

Question # 3

Polymer formation from monomers starts by

Question # 4

Glycogen is stored in

Question # 5

Which of the following is an example of ketohexose?

Question # 6

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

Question # 7

Simple sugars are :

Question # 8

What is the most common catalyst used in hydrogenation of oils

Question # 9

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

Question # 10

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

Question # 11

Two vitamins absorbed from intestine along with fats are

Question # 12

A polymer may be

Question # 13

The fiber which is made from acrylonitrile as monomer:

Question # 14

Which functional group is present in glycerol tristearate

Question # 15

Vitamin A is present in

Question # 16

Which teat is not given by both glucose and fructose

Question # 17

Which of these polymers is an addition polymer?

Question # 18

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

Question # 19

Which of these polymers is an addition polymer

Question # 20

Which one of the following is not an example of chain growth polymer?

Question # 21

Of the following which is a step growth polymer

Question # 22

The polymers which can be re-softened again and again are caled

Question # 23

C6H12O6 is molecualr formula of:

Question # 24

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

Question # 25

Which of these polymers is a synthetic polymer?

Question # 26

Hydrolysis of sucrose is called

Question # 27

Which one of the following is a water soluble vitamin

Question # 28

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

Question # 29

Which is not an enzyme

Question # 30

What is not true about DNA

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Which of the following is the repeating monomeric unit in cellulose
A. Sucrose
B. Maltose
C. Cellobiose
D. Glucose
2 The digestion of fats in the intestines is aided by
A. Diffusion
B. Protection
C. Peptization
D. Emulsification
3 Two or more similar monomers combine to form:
A. Homopolymer
B. Copolymer
C. Ter polymer
D. Thermoplastic polymers
4 The temp. and pressure used for PVC polymerization is
A. 10°C and 10 atm
B. 20°C and 20 atm
C. 52°C and 9 atm
D. 100°C and 10 atm
5 Which teat is not given by both glucose and fructose
A. Give yellow ppt of CHl3with alkaline aqueous iodine
B. With 2, 4-DNPH give yellow ppt of hydrazone
C. Evolve H2gas with Na metal
D. Oxidised with [Ag(NH3)2]+i.e. Tollen's reagent
6 Which is the polymer that has amide linkage in its structure
A. PVC
B. Poly ethene
C. Polyester
D. Nylon
7 Which of the following has ester linkage?
A. Nylon
B. Bakelite
C. Terylene
D. PVC
8 At what pH glycine shows the structure H3N+-- CH2-- COOH
A. 2
B. 7
C. 10
D. 14
9 In macromolecules DP stands for
A. Dissociation parameter
B. Dissociation polymer
C. Degree of polymerization
D. None of these
10 Which of the following fibres are made of polyamides?
A. Dacron
B. Orlon
C. Nylon
D. Rayon

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