Concept:India is an agriculturally important country.Two-thirds of its population is engaged in agricultural activities.Agriculture is a primary activity, which produces most of the food that we consume. Explanation:Using excessive fertilizers and pesticides:In commercial farming, excessive fertilizers and pesticides are used.This is done to obtain higher productivity.Excessive and imprudent use of fertilizers has led to the depletion of essential micronutrients in the soil.Excessive use of fertilisers and pesticides are held responsible for degrading the soils.Continuous use of these can turn the fields barren.Thus, using excess fertilizers and pesticides will make the soil barren.