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State an economically important use of Heterotrophic bacteria.

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Educator having 8 years of experience in Teaching industry and M.Sc., B.Ed., CTET qualified.

Use of heterotrophic bacteria : (i) They helps in making curd from milk. (ii) They are helpful in nitrogen fixation in roots of leguminous plants.
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Nitrogen fixation in root nodules of leguminous plants (rhizobium). Maintaining gut environment in humans and thus preventing gastrointestinal diseases (E.coli).
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