HARD
Earn 100

Mention three advantages and three disadvantages of synthetic fibres in comparison to natural fibres.

Important Questions on Polymer Chemistry

MEDIUM
Silk fibres are made of a _____.
EASY
Silk is obtained from _____ of silk moth.
EASY

Silk is a _____ conductor of electricity.

EASY
Silkworms are _____ of the silk moth.
EASY
_____ is called artificial silk.
MEDIUM
Bakharwal is a breed of _____.
EASY
Wool is a good absorbent of _____.
EASY
Polyester is a _____ fibre.
MEDIUM
_____is called a cellulosic polymer.
EASY

Silk is a natural _____ fibre.

EASY
Silk is obtained from the _____ of a silk moth.
EASY

Fill in the blanks with correct word given in the bracket.

(Cotton / Silk / Nylon)

_____ is used to make swimwear.

EASY
Silk fibres are made up of a _____.
EASY
Silkworms spin _____ of silk fibres.
EASY

_____ are long, strong and flexible thread-like structures that are used to make fabrics. (Fibres / Cotton bolls)

EASY
Tasar is a variety of _____.
EASY
Wool and fur are materials which prevent _____(water/ heat) from escaping.
MEDIUM

I am a fibre. I shrink and burn when held to a flame but do not melt. I also have an odour of burning hair while burning.

My name is _____.

EASY
Wool is the _____ on the body of animals.
MEDIUM
Acrylic fibres are synthetic fibres made from the polymer _____.