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Solution


Q.

Select the mismatch.                 [2017]
1 Rhodospirillum – Mycorrhiza  
2 Anabaena – Nitrogen fixer  
3 Rhizobium – Alfalfa  
4 Frankia – Alnus  

Ans.

(1)

Rhodospirillum is a free-living nitrogen fixing bacterium. Mycorrhiza is the symbiotic association between fungi and roots of higher plants. The most common fungal partners of mycorrhiza are Glomus species.