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प्रश्न
The question has four options. Choose the correct answer:
Sewage sludge is used as
पर्याय
manure
biogas generators
both manure and biogas generators
tipping
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उत्तर
both manure and biogas generators
APPEARS IN
संबंधित प्रश्न
Write note.
Plastic waste
The question has four options. Choose the correct answer:
Sewage is broken down in
Why should we not bum dried plant leaves and husk? What is the best way to get rid of them?
Which of the following is the best way for disposal of vegetable and fruit peels?
Read the items mentioned in Columns I and II and fill in the related process in the Column III
| Column I | Column II | Column III | |
| (a) | Organic waste | Earthworms | (i) ______ |
| (b) | Garbage | Dig pit and fill with garbage |
(ii) ______ |
| (c) | Old newspaper | Paper bags | (iii) ______ |
Beera, a farmer would clear his field everyday, and burn dry leaves fallen on the ground. After sometime he found that those living in huts near his field were suffering from cough and breathing problems.
- Can you explain why?
- Also suggest an environment friendly way to dispose the dry leaves.
Write 3 sentences on what comes to your mind when you chance to see the following.
A cow eating a polythene bag.
Distinguish between the following pair:
Biodegradable and Non-biodegradable waste.
