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प्रश्न
A plastic bag dumped in the soil stays without breaking down for 500 years. If a new generation starts in every 30 years, how many generations would it take to see the plastic bag finally broken down?
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उत्तर
It would take 16 to 17 generations to see the plastic bag finally broken down.
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संबंधित प्रश्न
Who is my partner?
| 'A' column | 'B' column |
| a. Lead glass | i. Plates |
| b. Bakelite | ii. Mattresses |
| c. Thermocol | iii. Electric bulb |
| d. Optic glass | iv. Electric switch |
| e. Polypropylene | v. Lens |
How the plastic is produced?
Explain the effect of following materials on environment and human health.
1. Plastic
2. Glass
3.Thermocol.
Can you replace the following packaging material with those which can be recycled or reused.
Gift items packed with shiny material.
What can we do to reduce overuse of plastics?
True or False
Refuse (avoid) is the best way to manage plastic.
Why is it better to avoid the use of plastic products?
Plastic articles are available in all possible shapes and sizes. Can you tell why?
Pet name for Buckminster Fullerene is ______.
Answer the following by rearranging the jumbled letters :
One-time use plastics are also known as ______ plastics.
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