MEDIUM
8th CBSE
IMPORTANT
Earn 100

What do you understand by 4R principle? Why should we remember this principle?


Important Questions on Synthetic Fibres and Plastics

EASY
8th CBSE
IMPORTANT
All in One - SCIENCE CBSE Class 8>Chapter 3 - Synthetic Fibres and Plastics>Chapter Practice>Q 1
Pick the synthetic fibre out of the following .
EASY
8th CBSE
IMPORTANT
All in One - SCIENCE CBSE Class 8>Chapter 3 - Synthetic Fibres and Plastics>Chapter Practice>Q 2
Which of the following is a source of rayon ?
EASY
8th CBSE
IMPORTANT
All in One - SCIENCE CBSE Class 8>Chapter 3 - Synthetic Fibres and Plastics>Chapter Practice>Q 3
Polycot is obtained by mixing
EASY
8th CBSE
IMPORTANT
All in One - SCIENCE CBSE Class 8>Chapter 3 - Synthetic Fibres and Plastics>Chapter Practice>Q 4
Which is a thermosetting plastic ?
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8th CBSE
IMPORTANT
All in One - SCIENCE CBSE Class 8>Chapter 3 - Synthetic Fibres and Plastics>Chapter Practice>Q 5
The material similar to silk in appearance is 
EASY
8th CBSE
IMPORTANT
All in One - SCIENCE CBSE Class 8>Chapter 3 - Synthetic Fibres and Plastics>Chapter Practice>Q 6
The most suitable material for the preparation of handles of cooking utensils is
EASY
8th CBSE
IMPORTANT
All in One - SCIENCE CBSE Class 8>Chapter 3 - Synthetic Fibres and Plastics>Chapter Practice>Q 7
Which of the following is not a common property of plastics?
EASY
8th CBSE
IMPORTANT
All in One - SCIENCE CBSE Class 8>Chapter 3 - Synthetic Fibres and Plastics>Chapter Practice>Q 8
Which of the following is non-biodegradable?