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प्रश्न
Give Technical Terms:
A free living nitrogen fixing blue-green algae
एका वाक्यात उत्तर
उत्तर
Sunn hemp
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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?
Explain the Term: Manure
A bio-fertilizer.
In what way does soil pollution affect human beings?
Mention any four sources of soil pollution.
Biomedical waste may consist of both biodegradable and non-biodegradable waste.
How do oil spills affect sea life?
Define the following term:
Sanitary landfills
