Biology, asked by PARRY9291, 9 months ago

Nitrogen fixation in root nodules of Alnus is brought about by (1)Aerorhizobium (2)Bradyrhizobium (3)Clostridium (4)Frankia

Answers

Answered by sanketdhande88

Answer:

Forth is the correct answer buddy

Explanation:

Symbiotic nitrogen fixation is accomplished by Rhizobium species, which occurs on the roots of leguminous plants. Certain non-leguminous plants like Alnus also form nodules to fix nitrogen. The best known example in temperature involved in nodule formation is an actinomycetes, the Frankia.

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