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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
Distinguish between
Thermoplastic and thermosetting plastic.
Explain the effect of following materials on environment and human health.
1. Plastic
2. Glass
3.Thermocol.
Write short note.
Uses of plastic.
Which is a thermosetting plastic?
Plastic articles are available in all possible shapes and sizes. Can you tell why?
Unscramble the jumbled word given below, related to synthetic material.
Laspict
Plastics are flexible and waterproof and some are even UV resistant.
Plastics can be found in toothpaste, face wash, and body scrubs.
Mention a few household products in which microbeads can be found.
Answer the following by rearranging the jumbled letters :
Plastics made of _______ are represented by resin code #6.
sytlopynere
