Select the mismatched option:
Correct answer: A. Rhodospirillum - Mycorrhiza
- A. Rhodospirillum - Mycorrhiza
- B. Anabaena - Nitrogen fixer
- C. Rhizobium - Alfalfa
- D. Frankia - Alnus
Explanation
Rhodospirillum is a free-living nitrogen-fixing bacteria. Mycorrhiza is the symbiotic association between fungi and roots of higher plants. The most common fungal partners of mycorrhiza are Glomus species.
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