Which of following organisms cannot fix nitrogen? A. Azotobacter B. Oscillatoria C. Anabaena D. Volvox E. Nostoc Choose …
Q1
Which of following organisms cannot fix nitrogen?
A. Azotobacter B. Oscillatoria
C. Anabaena D. Volvox
E. Nostoc
Choose the correct answer from the options given below:
[NEET 2025]
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