A) Pseudomonas
B) Rhizobium
C) Azotobacter
D) Nitrosomonas
Correct Answer: C
Solution :
Azotobacter (aerobic) is a free living \[{{N}_{2}},\] fixing bacteria. it is developed in root nodules and fix atmospheric N2 into ammonia in symbiotic association with leguminous plants.You need to login to perform this action.
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