Question bank/NEET UG/Biology

NEET UGBiologyModerateNEET 2025

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:

Show answer and solution
Sol. Azotobacter, Oscillatoria, Anabaena and Nostoc can fix nitrogen but Volvox cannot fix nitrogen.

Source: geekyrakshit/indian-exam-questions / neet2025-code45

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