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प्रश्न
Chemical fertilisers may reach the rivers but do not harm the fish.
विकल्प
True
False
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उत्तर
This statement is False.
Explanation:
Chemical fertilisers may reach rivers and lead to faster growth of bacteria, which consume a lot of oxygen in water, resulting in the death of fish and other water animals.
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संबंधित प्रश्न
What is the effect of pollution on soil?
A symbiotic bacteria.
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 ______.
In what way does soil pollution affect human beings?
Flyash and metallic ash are examples of urban domestic waste.
Write the full form of DDT.
Define the following term:
Pesticides
