Microbes in Human Welfare? Impertinence of microbes in household products, what is single cell protein? What are dairy products? To know these terms in explained way as per the NCERT BOOK, please go through video
Biofertilisers are organisms to which are use full enrich the nutrient quality of the soil. Bacteria, fungi and cyanobacteria are the main sources of biofertilisers.You have studied about the nodules on the roots of leguminous plants formed by the symbiotic association of Rhizobium.These bacteria fix atmospheric nitrogen into organic forms, which is used by the plant as nutrient. Other bacteria can fix atmospheric nitrogen while free-living in the soil (examples Azospirillum and Azotobacter), thus enriching the nitrogen content of the soil.
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