Why are biofertilizers or biopesticides preferred over chemical fertilizers?

Why are biofertilizers or biopesticides prefered to chemical fertilizers or pesticides?

What are biofertilizers ? Why are biofertilizers preferred to chemical fertilizers ?

What are the uses of chemical fertilizers ?

Why should we discourage the use of chemical fertilizers?

True or False Organic farming involves the replacement of chemical fertilizers and pesticides by biofertilizers and bio-pesticides.

What are fertilizers? What are mixed fertilzers? Why do farmers add fertilizer to the soil? How should we store fertilizes?

Why paracetamol is preferred over aspirin?

What is Colostrum ? Why it is preferred over normal milk ?