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प्रश्न
Mention whether the following statement is true (T) or False (F).
Some of the electronic wastes may contain valuable metals such as copper.
विकल्प
True
False
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उत्तर
True
संबंधित प्रश्न
How are most of the solid wastes in urban areas disposed of?
Multiple Choice Type:
The most convenient reusable wastes are
Match the items in Column I with as many times as possible in Column II.
|
Column I |
Column II |
|
1. Cow dung |
(i) Sugarcane |
|
2. Bagasse |
(ii) Raddiwalas |
|
3. Old newspapers |
(iii) Manure |
Give two examples of domestic wastes.
Which of the following is non- biodegradable?
Correct the definition of certain terms given below by changing only one word.
Landfill: Garbage buried under water in an area.
To what use can you put the following kind of garbage and how?
Rotting smelly garbage
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 cooking medium is made to flow down a drain?
Write one difference between biodegradable and non-biodegradable wastes. List two impacts of each type of the accumulated waste on environment if not disposed off properly.
