Question

how do microorganisms increase soil fertility

Answer 1

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The soil is home to many animals. ... Bacteria and fungi present in the soil feed on dead remains of animals and plants and forms humas (which is rich in nutrients and makes the soil fertile). Thus in this way microorganisms make the soil fertile.

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Answer 2

Answer:

When microorganisms decompose organic matter, they use the carbon and nutrients in the organic matter for their own growth. They release excess nutrients into the soil where they can be taken up by plants.

Explanation:

Which microorganism is used for increasing soil fertility?

Fertile soils rich in microbes suppress plant pathogens. Actively beneficial bacteria include Bacillus spp, Enterobacter spp, Flavobacterium balustinum and Pseudomonas spp and fungi such as Penicillium spp, Gliocladium virens and several Trichoderma spp.