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प्रश्न
Bacteria breaking down dead organisms to liberate nitrogen.
संक्षेप में उत्तर
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उत्तर
Nitrifying bacteria
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संबंधित प्रश्न
List two major harmful effects of the following:
Pesticides such as DDT used in agriculture.
Explain the Term: Bio-fertilizer
Two chemical fertilizers.
A symbiotic bacteria.
Give Technical Terms:
The bioindicator of pollution.
Give Technical Terms:
A free living nitrogen fixing blue-green algae
Mention any two sources of soil pollution.
Flyash and metallic ash are examples of urban domestic waste.
Chemical fertilisers may reach the rivers but do not harm the fish.
Define the following term:
Pesticides
