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प्रश्न
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उत्तर
- The term waste refers to any material that is discarded because it has served its purpose and is no longer useful.
- Waste can also be any material that remains at the end of a process and has no further use, so it is thrown away.
संबंधित प्रश्न
"Affluent life style has a negative effect on the environment." Justify this statement with the help of an example.
Give a method for the disposal of household wastes such as left-over food, fruit and vegetable peels, and leaves of potted plants.
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 |
Read the poem written below and then answer the questions from the information gathered from the book or elsewhere.
Name two items of waste each that need to be sent to a
- landfill,
- for composting.
What happens when tea leaves, cotton swabs and old soft toys are thrown into the drain?
What is meant by garbage?
Which of the following features relates to biodegradable substances?
Give two examples of Non-biodegradable wastes.
