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प्रश्न
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) ______ |
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उत्तर
| Column I | Column II | Column III | |
| (a) | Organic waste | Earthworms | (i) Vermicomposting |
| (b) | Garbage | Dig pit and fill with garbage |
(ii) Landfill |
| (c) | Old newspaper | Paper bags | (iii) Recycling |
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संबंधित प्रश्न
Which of the following is the best method to dispose of biological wastes from hospitals?
(a) landfill
(b) recycling
(c) incineration
(d) composting
Give reason for the following :
Broken glass utensils are a kind of non-degradable waste.
How is sewage water treated?
Give two-ecofriendly ways of treating kitchen wastes.
The question has four options. Choose the correct answer:
Sewage is broken down in
What are blue coloured bins used for?
Which of the following is biodegradable waste?
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.
Put a tick (√) against the garbage items given in Table 16.1 which could be converted into manure. Put a cross (×) against the others.
| Garbage Items | Make manure or not | |
| (i) | Egg shells | |
| (ii) | Straw | |
| (iii) | Dry flowers | |
| (iv) | Pebbles | |
| (v) | Broken pieces of glass | |
| (vi) | Nails and screws | |
| (vii) | Plastic bangles | |
| (viii) | Left over food | |
| (ix) | Steel broken vessel | |
| (x) | Dead animals |
What happens when tea leaves, cotton swabs and old soft toys are thrown into the drain?
