Question

state the harmful effects of using chemical fertilizers on land

Answer 1

1)chemical fertilisers are less in humus which is prepared from the remains of dead organism

2)if the chemical fertilisers are used repeatedly in the field than the amount of the nutrients in soil will get very less and the plants can not grow perfectly as the amount of nutrients will be less

3)so the farmers had to replenish the nutrients in the soil by adding the manure

4)it is not profitably for the famers as they can not afford that and they are an inorganic salt

Answer 2

Answer:

your answer is here

Explanation:

Chemical fertilizers provide minerals which dissolve in water and are immediately available to plants. But they may escape from the soil and pollute the groundwater, rivers and lakes. Chemical fertilizers can also kill bacteria and other micro-organisms in the soil. It means sometimes, after their use, the soil will be less fertile than ever before. So, continuous use of chemical fertilisers has led to the degradation of the soil’s health.

hope you will understand my answer.