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Effects of Water Pollution on the River Ganga

The excessive...

Question

The excessive use of fertilisers increases the nutrient content of soil. If these nutrients find their way to a nearby lake, then it would result in the

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Solution

Excessive concentration of chemicals in a lake will increase the growth of aquatic plants and may also cause algal blooms. This process is known as eutrophication.

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Describe a method to maintain soil nutrients without using fertilisers or manures. [3 MARKS]

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Effects of Water Pollution on the River Ganga

Standard VIII Biology

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