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प्रश्न
Give Technical Terms:
A free living nitrogen fixing blue-green algae
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उत्तर
Sunn hemp
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संबंधित प्रश्न
Explain the Term: Bio-fertilizer
Explain the Term: Nitrification
Two chemical fertilizers.
A free living bacteria which helps in nitrogen fixation.
Bacteria breaking down dead organisms to liberate nitrogen.
Give Technical Terms:
The bioindicator of pollution.
In what way does soil pollution affect human beings?
Write short notes on soil pollution by:
Pesticides
Flyash and metallic ash are examples of urban domestic waste.
Define the following term:
Sanitary landfills
