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प्रश्न
Give Technical Terms:
The bioindicator of pollution.
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संबंधित प्रश्न
List two major harmful effects of the following:
Pesticides such as DDT used in agriculture.
How is soil pollution caused?
A bio-fertilizer.
What acts as a storage reservoir for water and other plant nutrients.
Give Technical Terms:
A free living nitrogen fixing blue-green algae
In what way does soil pollution affect human beings?
Write short notes on soil pollution by:
Pesticides
Soil pollution is largely localised.
Chemical fertilisers may reach the rivers but do not harm the fish.
How do oil spills affect sea life?
