Combined Science GCSE
Rate of transpiration
What Rate of transpiration means in Combined Science GCSE, as defined for AQA.
Definition of Rate of transpiration
Check what you remember
Read the wording for your board, then hide it and explain Rate of transpiration in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
A compound measure that compares a volume of water lost with a time taken, calculated as volume of water lost ÷ time taken.
Topics that use Rate of transpiration
- Plant organ system (AQA GCSE)
Related terms
- Active transport
- Calculating rates from measurements
- Cell specialisation and adaptation
- Cellular control of pore size
- Data presentation
- Describing relationships between variables
- Gas exchange
- Graph interpretation and proportionality
Using Rate of transpiration 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 Combined Science questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
Start free
All Combined Science GCSE termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge