Biology 0610 · IGCSE · Nutrient cycles

Nutrient cycles — practice question

The diagram illustrates part of the nitrogen cycle. What are the names of process X and process Y?

  • AX: deamination; Y: denitrification
  • BX: nitrogen fixation; Y: deamination
  • CX: nitrogen fixation; Y: nitrification
  • DX: nitrification; Y: denitrification

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