Question

Explain how soil gets affected by repeated growth of crops in same field. How does use of fertilisers help the farmers?

Answer 1

continuous growing of the crop deplete the nutrients on the soil. To replenish the soil farmers add fertilizer and manure.
The use of fertilisers help farmer by --
This maintain the soil fertility, so the farmers can continue to grow nutritious crop and healthy crop.
But remember excessive use of fertilisers can cause water and soil pollution.