Which of the following is a symbiotic nitrogen fixing bacteria?

Question

Which of the following is a symbiotic nitrogen fixing bacteria? (A) Pseudomonas (B) Rhizobium (C) Azotobacter (D) Nitrosomonas

Tardigrade Admin · Accepted Answer

Azotobacter, Pseudomonas and Nitrosomonas all are free living bacteria while Rhizobium shows a symbiotic relationship with leguminous plants.

Q. Which of the following is a symbiotic nitrogen fixing bacteria?