Question

6 mark for review which of the following diagrams correctly illustrates the nitrogen cycle?

Explanation:

Answer:

B. (The diagram in option B correctly shows the nitrogen cycle steps: Nitrogen fixation (N₂ to NH₄⁺), nitrification (NH₄⁺ to NO₂⁻ to NO₃⁻), assimilation by plants, and denitrification (NO₃⁻ back to N₂), aligning with the nitrogen cycle processes.)