EASY
8th CBSE
IMPORTANT
Earn 100

_____ fibre is known as artificial silk.

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Important Questions on Synthetic Fibres and Plastics

EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 3 - Synthetic Fibres and Plastics>ASSESSMENT ZONE>Q B
Synthetic fibres are acquired from petroleum products.
EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 3 - Synthetic Fibres and Plastics>ASSESSMENT ZONE>Q B
The basic structural unit of a polymer is called monomer.
EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 3 - Synthetic Fibres and Plastics>ASSESSMENT ZONE>Q B
Nylon is obtained from coal and petrol.
EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 3 - Synthetic Fibres and Plastics>ASSESSMENT ZONE>Q B
PET is used for making containers that can be used in micro ovens.
MEDIUM
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 3 - Synthetic Fibres and Plastics>ASSESSMENT ZONE>Q B
Thermoplastics cannot be remoulded once set after heating.
EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 3 - Synthetic Fibres and Plastics>ASSESSMENT ZONE>Q B
Fibre obtained by chemical treatment of wood pulp is called rayon.
EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 3 - Synthetic Fibres and Plastics>ASSESSMENT ZONE>Q B
Plastics are a good conductor of heat and electricity.
MEDIUM
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 3 - Synthetic Fibres and Plastics>ASSESSMENT ZONE>Q C
The first artificially made fibre is _____.