Advertisements
Advertisements
प्रश्न
What is E-waste?
Advertisements
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.
संबंधित प्रश्न
How can the wastes such as paper, plastic and metal objects be disposed of?
List some of the common wastes produced in mining operation and mention how these can be reused.
How can the non-useful component be reused?
List the biodegradable and non-biodegradable waste products in your school What are the best ways to get rid of this garbage?
Which of the following is non- biodegradable?
Disposable plastic plates should not be used because
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 |
Choose the odd one out from the following terms and name the category to which the others belong:
Define the following term:
Pollution
