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

Purine derivative among the following bases is

Question # 2

Which of the following is fully fluorinated polymer?

Question # 3

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

Question # 4

The group linkage present in fats is

Question # 5

The fiber which is made from acrylonitrile as monomer:

Question # 6

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

Question # 7

(CH2O)nis general formula for

Question # 8

An example of water soluble vitamin is

Question # 9

Monosaccharides are

Question # 10

Which of these polymers is an addition polymer?

Question # 11

β-D-glucose is a monomer for

Question # 12

Which of these polymers is a synthetic polymer?

Question # 13

Two or more similar monomers combine to form:

Question # 14

Plastics are a pollution problem because many plastics

Question # 15

When a nitrogeneous base combine with a sugar it is called

Question # 16

Which polymerization is free radical machanism based

Question # 17

Natural rubber is a polymer of

Question # 18

Copolymer is

Question # 19

Sterols, vitamin D and terpenese belong to

Question # 20

Polyester resins have special use in:

Question # 21

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 # 22

Substances that render enzymes catalytically inactive are called

Question # 23

The proteins which are derived by conjugated proteins are called as

Question # 24

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

Question # 25

Enzymes are chemically

Question # 26

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

Question # 27

How is the secondary structure of protein stabilized

Question # 28

Which of the following is the repeating monomeric unit in cellulose

Question # 29

The prosthetic group in glycoprotein is

Question # 30

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

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ECAT Chemistry Chapter 25 Important MCQ's

Sr.# Question Answer
1 Glycogen is stored in
A. Animals
B. Plants
C. Soil
D. None of these
2 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
3 Enzymes are
A. Proteins
B. Minerals
C. Oils
D. Fatty acids
4 Which one of the following elements is not present in all proteins
A. Carbon
B. Hydrogen
C. Nitrogen
D. Sulphur
5 An example of water soluble vitamin is
A. Vitamin D
B. Vitamin E
C. Vitamin A
D. Vitamin C
6 Naturally occurring lipids are called
A. Fats
B. protein
C. Steroids
D. None
7 Sterols, vitamin D and terpenese belong to
A. Simple lipids
B. Complex lipids
C. Derived lipids
D. None
8 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
9 Which one of the following is not an example of chain growth polymer?
A. Neoprene
B. Bunna-S
C. PMMA
D. Glyptal
10 Bakelite is obtained from phenol by reacting with
A. Acetaldehyde
B. Acetal
C. Formaldehyde
D. Chlorobenzene

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