Q156 / 160 · JIPMER 2005 · Zoology

The non-photosynthetic, non-symbiotic $\mathrm{N}_2$ fixing bacteria are

  • A
    Rhodobacter
  • B
    Spirillum
  • Correct answer
    C
    Azotobacter
  • D
    All of these

Solution

Azotobacter, Beijerinkia are non photosynthetic, non symbiotic and aerobic nitrogen fixing bacteria.

Hence, the correct answer is option: 'C'.

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