A) Rhizobium
B) Azotobacter
C) Frankia
D) Thiobacillus
Correct Answer: C
Solution :
A number of dicot non-leguminous higher plants also contain root nodules with the ability to fix nitrogen. The root nodules are formed as a result of symbiotic association with Actinomycetes belonging to the genus Frankia. The host plants of these include trees, shrubs and herbs including Cosuarina equisetifolia, Almus, Hippophae and Ceanothus.You need to login to perform this action.
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