which of the following is an free living aerobic nitrogen fixing eubacteria ?
a ) Rhodospirillum
b ) azotobacter
c ) Beijernikia
d ) All of the above
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Answer:
azotobacter
Explanation:
Rhozobium is also an example
Answered by
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Answer:
Azotobacter ,it is an free living aerobic nitrogen fixing eubacteria
Another example is Rhozobium
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