Question

adverse effects of chemical fertilizers needed for growing the high yielding crops

Answer 1

excessive use of fertilizers can affect plants and surrounding
it can pollute nearby water bodies
it can badly affect top soil
poor quality of seeds
harm aquatic animals
harm human health

Answer 2

Effects of chemical fertilizers needed for growing the high yielding crops are:
1) the excessive use of fertilizers and opesticides the soil infertile.
2) the use of fertilisers and pesticides have affected the ground water and as aresult ground waters are geeting polluted.
3) one example we can take is the use of fertilisers and (HYV) of seeds have affect the soil and as a result for more production the demands for more use of chemical fertilisers to gain back its production.