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प्रश्न
Define the following term:
Pesticides
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उत्तर
Pesticides such as DDT (dichloro-diphenyl-trichloroethane) are used in agriculture to destroy pests, alter the basic structure of the soil, kill microorganisms in it, and may even reach the human body through food grown in such soils.
संबंधित प्रश्न
Explain the Term: Bio-fertilizer
Explain the Term: Manure
The pollution caused due to use of pesticides in agriculture.
Two chemical fertilizers.
A free living bacteria which helps in nitrogen fixation.
Bacteria breaking down dead organisms to liberate nitrogen.
Give Technical Terms:
A free living nitrogen fixing blue-green algae
Fill in the Blanks:
Chemicals intended to kill insects and other organisms that damage crops called ______.
Mention any two sources of soil pollution.
Soil pollution is largely localised.
