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प्रश्न
What acts as a storage reservoir for water and other plant nutrients.
संक्षेप में उत्तर
उत्तर
Soil
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संबंधित प्रश्न
Distinguish Degradable pollutants - Non-degradable pollutants
List two major harmful effects of the following:
Pesticides such as DDT used in agriculture.
How is soil pollution caused?
Name one non-degradable pollutant.
A bio-fertilizer.
Give Technical Terms:
Bacteria breaking down dead organisms to liberate nitrogen.
Give Technical Terms:
A free living nitrogen fixing blue-green algae
Mention any four sources of soil pollution.
Write short notes on soil pollution by:
Biomedical waste.
Chemical fertilisers may reach the rivers but do not harm the fish.
