A) Only photosynthesis
B) Photosynthesis and nitrogen fixation simultaneously
C) Only nitrogen fixation
D) Either photosynthesis or nitrogen fixation at a time
Correct Answer: B
Solution :
Because they have photosynthetic lamellae for photosynthesis and heterocyst for \[{{N}_{2}}\]-fixation.
You need to login to perform this action.
You will be redirected in
3 sec
