Q- Discuss why pesticides are used in very accurate concentration and not in very appropriate manner?
Answer- Pesticides are a kind of chemical that is sprayed in crop to prevent the crop from pest as the pest damages the crops a lot. It is very necessary to use pesticides in very accurate concentration because excess use of pesticides has several demerits or ill effects. Some of the ill effects or side effects of excessive use of pesticides in crop are as follows:
1. Excessive use of pesticides decrease fertility of the soil and makes it unfit for agriculture.
2. More use of pesticides in soil kills the beneficial or important bacterial cells of the soil.
3. Over use of pesticides leads to many pollutions such as land, water and air pollution.