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Published on: 24/08/2019
Synthetic Fibres and Plastics
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Questions + Answers key
Take MCQ Science Test
1.
PET
2.
nylon
3.
Bakelite
4.
PVC
5.
Nylon
6.
Nylon
7.
The polyester is made up of:
nylon
rayon
esters
cotton.
8.
The strongest fibre is called:
rayon
nylon
acrylic
none of these
9.
Which is not made from nylon?
socks
rope
bottles
tents
10.
Rayon is obtained by:
Petroleum products
fully synthetic method
chemical treatment of wood pulp
all methods
11.
Which of the following is not a common property of plastics?
Non-reactive
Light in weight
Durable
Good conductor of electricity
12.
The most suitable material for the preparation of handles of cooking utensils is
polythene
PVC
nylon
bakelite
13.
Polycot is obtained by mixing
nylon and wool
polyester and wool
nylon and cotton
polyester and cotton
14.
Which of the following is a source of rayon?
Wool
PET
Wood pulp
Silk
15.
Pick the synthetic fibre out of the following.
Cotton
Nylon
Jute
Wool
16.
Plastic _________ is a substance since it takes several years to decompose.
17.
Plastic does not react with ________ and ________.
18.
__________ and ________ are some of the examples of thermoplastics.
19.
_________ is quite suitable for making dress material.
20.
The fibres that are made by human beings, are called _______ or _______ fibres.
21.
Peels of vegetables and fruits are......
22.
A nylon wire is............ than steel wire
23.
Plastics are............ conductors of heat
24.
A plastic used for making crockery is.........
25.
A fibre similar to wool is.........
26.
A synthetic fibre is a chemical substance of single unit.
27.
The fabric terry wool is obtained by mixing Terylene and wool.
28.
Plastics are environment friendly.
29.
Polyester is a man-made fibre
30.
It is not advised to store food items in plastic containers as it reacts with the material of the container
1.
( )
Polyester
2.
( )
Parachutes
3.
( )
Thermosetting plastic
4.
( )
Thermoplastic
5.
( )
Fibre
6.
( )
Used for making parachutes and stockings
7.
(c)
esters
8.
(b)
nylon
9.
(c)
bottles
10.
(c)
chemical treatment of wood pulp
11.
(d)
Good conductor of electricity
12.
(d)
bakelite
13.
(d)
polyester and cotton
14.
(c)
Wood pulp
15.
(b)
Nylon
16.
( )
non-biodegradable
17.
( )
moisture, air
18.
( )
Polythene, PVC
19.
( )
Terylene
20.
( )
synthetic, man-made
21.
( )
biodegradable
22.
( )
stronger
23.
( )
poor
24.
( )
melamine
25.
( )
acrylic
26.
(b)
27.
(a)
28.
(b)
29.
(a)
30.
(b)
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