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प्रश्न
List two major harmful effects of the following:
Rivers contaminated with sewage.
List one major harmful effect of the following:
Rivers contaminated with sewage.
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उत्तर
- Harmfully affects the animals (even killing the fish).
- harms the plant life growing in it.
Notes
Students should refer to the answer according to their questions.
संबंधित प्रश्न
Clear, transparent water is always fit for drinking. Comment.
_________ is used for desalination of brackish water.
Study the picture given below and answer the following questions :
Name one pollutant that causes the above the pollution.
Sewage is a liquid waste from ______.
Answer the following question in one or two paragraphs
What are the major causes of water pollution?
Water in the sea is sweet.
We should save water.
Why does water need conservation even though large oceans surround the landmasses?
Name any two water pollutants that are toxic for plants and animals.
Water sample is called cleanest on the basis of which one of the BOD values is given below.
