Biology GCSE
Ammonia
What Ammonia means in Biology GCSE, as defined for AQA.
Definitions of Ammonia
Exam boards and our study guides word this term in slightly different ways. Learn the version your board uses.
Check what you remember
Read the wording for your board, then hide it and explain Ammonia in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
The nitrogen-containing product formed when the amino group is converted during deamination.
The amino group removed from excess amino acids is converted into ammonia, which is toxic.
Topics that use Ammonia
Related terms
- Composition of blood plasma and urine
- Consequences of imbalance
- Data interpretation from tables and bar charts
- Deamination
- Effector
- excretion
- Excretion and homeostasis
- Filtration
Using Ammonia in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
Practise Biology questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
Start free
All Biology GCSE termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge