Question

What are biofertilizers why are they preferred to chemical fertilizer?

Answer 1

Biofertiliser would be better in the long run because they contain organic materials while fertilisers contain chemical substances that when used in excess become harmful to the consumers. 2. Continuous application of fertilisers to the soil decreases its fertility and also leads to increase in the acidity of the soil.

Answer 2

Biofertiliser would be better in the long run because
they contain organic materials while fertilisers contain chemical substances that when used in excess become harmful to the consumer.
fertilisers run off from the fields also cause water pollution.