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NEET 2025
Exam
NEET
Year
2025
Subject
Zoology
Chapter
Microbes in Human Welfare

NEET 2025 · Zoology · Microbes in Human Welfare

Which of following organisms cannot fix nitrogen? A. Azotobacter B....

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:

Options

  1. AA only
  2. BD only
  3. CB only
  4. DE only

Correct answer

B. D only

Step-by-step solution

Azotobacter, Oscillatoria, Anabaena and Nostoc can fix nitrogen but Volvox cannot fix nitrogen.
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