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प्रश्न
A free living bacteria which helps in nitrogen fixation.
संक्षेप में उत्तर
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उत्तर
Azotobacter
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संबंधित प्रश्न
Explain Biomedical waste
List two major harmful effects of the following:
Pesticides such as DDT used in agriculture.
Edible oil is not allowed to stand for a long time in an iron or tin container.
The pollution caused due to use of pesticides in agriculture.
Two chemical fertilizers.
Give Technical Terms:
The pollution chiefly due to use of pesticides in agriculture
Write short notes on soil pollution by:
Pesticides
Chemical fertilisers may reach the rivers but do not harm the fish.
How do oil spills affect sea life?
Define the following term:
Pesticides
