NEET 2022

NEET 2022 Botany question on Mineral Nutrition

Which one of the following produces nitrogen fixing nodules on the roots of Alnus?
  1. A.
    Rhizobium
  2. B.
    Frankia
  3. C.
    Rhodospirillum
  4. D.
    Beijerinckia
Show answer

Correct option: B

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