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  • Microbes in Human Welfare Online Quiz
  • Free-living bacteria which can fix N2 in the soil
Multiple choice

Free-living bacteria which can fix N2 in the soil

  1. Nitrococcus

  2. Nitrosomonas

  3. Azospirillum

  4. Rhizobium

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Azospirillum is a well-known free-living bacterium that fixes atmospheric nitrogen in the soil.

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