How do biofertilisers enrich the fertility of the soil /

Biofertilisers are

Living organisms used to enrich the nutrient quality of the soil are called as

Fertilization

Biofertilisers are prganisms that enrich the nutrient quality of the soil. Which of the following can be used as biofertilisers ?

How are biofertilisers different from fertilisers such as NPK that we buy from the market? Justify the role of rhizobium as a biofertiliser.

________ is a prokaryotic organism helping to improve fertility of the soil.

True or False - if false give the correct statement : Blue green algae increases the fertility of the soil.

Soil erosion affect the soil by decreasing the fertility of soil.