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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
Why are some substances biodegradable and some non-biodegradable?
Which of the following is the best method to dispose of biological wastes from hospitals?
(a) landfill
(b) recycling
(c) incineration
(d) composting
Mention whether the following statement is true (T) or False (F).
Some of the electronic wastes may contain valuable metals such as copper.
What is a landfill?
Why should we not bum dried plant leaves and husk? What is the best way to get rid of them?
List waste products produced from an industry.
Which of the following is the best way for disposal of vegetable and fruit peels?
A garbage collector separate items mentioned below in the garbage into red, green and blue containers for their transfer to landfill, composting pit and recycling unit respectively.
Items:
- Plastic bags
- Newspaper and journals
- Screw and nuts
- Vegetable peels
- Metal chips
- Egg shells
Which items were transferred to which bin?
What happens when insecticides, motor oil, paints are poured down the drain?
What is meant by garbage?
