CBSE Class 10 Biology Management of Natural Resources
- When was the Ganga action plan stated launched everything about it
- What is the significance of coliform bacteria?
- what is a spillway or weir
- what are kulhs
- is water conservation necesscary, why?
- why water conservation necessary.give reasons.sir explian for five marks
- What is the major source of fresh water for us?
- What do you mean by the term water harvesting?
- Which dam is made on river Ganga?
- Mention the names of water harvesting techniques that are used in Kerala and Utter Pradesh.
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