In the soil, which nutrient is enriched by blue-green algae (cyanobacteria)?
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Solution
Nitrogen:
They transform nitrogen from the atmosphere into nitrites or nitrates.
They are known as microorganisms that fix nitrogen.
Cyanobacteria were the earliest organisms to infiltrate terrestrial environments and are common members of biocrust communities.
By repairing C and N and producing exopolysaccharides, which boost soil fertility and water retention as well as soil structure and stability, they serve a variety of roles in the soil.