Combined Science GCSE
Nitrification
What Nitrification means in Combined Science GCSE, as defined for Pearson Edexcel.
Definition of Nitrification
The process by which bacteria convert ammonia into nitrites and then into nitrates in the soil.
Topics that use Nitrification
- Ecosystems and material cycles (Pearson Edexcel GCSE)
Related terms
Using Nitrification in the exam
Definition questions usually carry one or two marks, and examiners look for the precise wording. Write the definition from memory, check it against the version above, and then use the term in a longer answer on the same topic so it sticks.
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