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Ecosystem — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYEcosystem1 Mark
MCQ
Which of the following does nitrogen fixation?
  • A
    Rhizobium
  • B
    Pseudomonas
  • ✓
    Both (a) and (b)
  • D
    Yeast
✓

Answer

Correct option: C.
Both (a) and (b)
C

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