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प्रश्न
A bio-fertilizer.
संक्षेप में उत्तर
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उत्तर
Anabaena
shaalaa.com
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संबंधित प्रश्न
List two major harmful effects of the following:
Pesticides such as DDT used in agriculture.
How is soil pollution caused?
Explain the Term: Bio-fertilizer
A symbiotic bacteria.
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.
Flyash and metallic ash are examples of urban domestic waste.
Biomedical waste may consist of both biodegradable and non-biodegradable waste.
Define the following term:
Sanitary landfills
