EASY
8th CBSE
IMPORTANT
Earn 100

The non-stick coating on pans and other cooking utensils is made of . (teflon/ nylon)

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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 C
The full form of PVC is _____.
MEDIUM
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 3 - Synthetic Fibres and Plastics>ASSESSMENT ZONE>Q C
_____ (Bakelite/PVC/Polyethylene) is used to make plumbing pipes.
EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 3 - Synthetic Fibres and Plastics>ASSESSMENT ZONE>Q C
_____ (Biodegradable/ Non-biodegradable) substances decay by the action of microorganisms through a natural process.
MEDIUM
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 3 - Synthetic Fibres and Plastics>ASSESSMENT ZONE>Q D

Complete the crossword with the help of the clues provided.

ACROSS

3. Used in electrical switches.

5. Ethene units joined together to form.

DOWN

1. Made of ester units.

2. Used as a substitute for wool.

4. A polymer used in non-stick cookware.

Question Image

MEDIUM
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 3 - Synthetic Fibres and Plastics>ASSESSMENT ZONE>Q E

Give reasons for the following.

Polythene bags should not be thrown along with garbage. 

EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 3 - Synthetic Fibres and Plastics>ASSESSMENT ZONE>Q E

Give reasons for the following.

We wear cotton clothes during the summer season.

MEDIUM
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 3 - Synthetic Fibres and Plastics>ASSESSMENT ZONE>Q E

Give reasons for the following.

Synthetic clothes should be avoided in the kitchen.

EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 3 - Synthetic Fibres and Plastics>ASSESSMENT ZONE>Q E

Give the reason for the following.

Pressure cooker handles are made of plastic.