How are biofertilizers more beneficial as compared to chemical fertilizers? (AS1)

Biofertilizer- Biofertilizer is also known as manure. Organic manure is plant and animal wastes that are used by farmers as a source of nutrients for the plants.

Chemical fertilizers- Inorganic chemicals/materials of synthetic origin that is applied to soil as a source of nutrients for the plants.

Biofertilizers are more beneficial as compared to chemical fertilizers because —

Bio fertilizers

1. are eco-friendly so it does not cause any harms to soil and nature.

2. It also helps in increasing the soil fertility. It adds humus to the soil.

3. manure is cheap compared to the fertilizers.

4. It Slows down global warming.

5. Species richness - organic farms are rich in species like an earthworm, birds, butterfly, beetles, spiders, soil microbes etc.

6. Enhance water holding capacity of the soil.

Whereas

Chemical fertilizers help in increasing the crop productivity but make the soil infertile. They change the Ph of the soil. They kill the various microbes, plant species which effect the entire ecosystem. Long-term use of chemicals can also cause greenhouse effect. It contaminates the groundwater as chemical fertilizers are water soluble.