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प्रश्न
How is soil pollution caused?
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उत्तर
Soil pollution usually results from the disposal of solid and semi-solid wastes in agricultural practices, industrial processes and insanitary habits.
संबंधित प्रश्न
Explain Biomedical waste
List two major harmful effects of the following:
Pesticides such as DDT used in agriculture.
Explain the Term: Bio-fertilizer
Explain the Term: Manure
Bacteria breaking down dead organisms to liberate nitrogen.
Give Technical Terms:
The pollution chiefly due to use of pesticides in agriculture
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 ______.
Chemical fertilisers may reach the rivers but do not harm the fish.
Define the following term:
Sanitary landfills
