Biology · Nitrogen Cycle
Consider the following statements regarding the nitrogen cycle: I. Nitrogenase activity is inhibited by high oxygen concentration. II. Nitrification can proceed in completely anaerobic soil conditions. III. Ammonification increases the availability of inorganic nitrogen in soil. IV. Denitrification leads to the loss of usable nitrogen from the soil ecosystem. Which of the statements given above are correct?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1I, II, III, and IV
- 2II and III only
- 3I, II, and IV only
- 4I, III, and IV only✓
Correct answer
I, III, and IV only
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