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प्रश्न
What is E-waste?
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उत्तर १
- Electronic waste refers to various forms of electric and electronic equipment that have ceased to be of any value to its users because they have exhausted their utility value due to redundancy, replacement, or breakage.
- E-waste is valuable as a source for secondary raw material but hazardous if treated and discarded improperly.
- Uncontrolled burning and disposal of e-waste cause environmental problems.
- E-waste presents difficulties for recycling due to the complexity of each item and the lack of viable recycling systems.
उत्तर २
E-waste refers to discarded electronic devices like computers and phones.
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संबंधित प्रश्न
How can the wastes such as paper, plastic and metal objects be disposed of?
What is meant by incineration? for what purpose is it used?
Give Technical Terms:
Any non-biodegradable pollutant.
Choose the correct option:
Landfill are is a/an:
What do we do to the useful components (biodegradable) of the garbage?
Why should we not bum dried plant leaves and husk? What is the best way to get rid of them?
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 |
Write 3 sentences on what comes to your mind when you chance to see the following.
A cow eating a polythene bag.
"The change in packaging has resulted in waste becoming non-biodegradable." Giving two examples from daily life, justify this statement.
Choose the odd one out from the following terms and name the category to which the others belong:
