Biology GCSE
oxygen bubble counting
What oxygen bubble counting means in Biology GCSE, as defined for OCR.
Definition of oxygen bubble counting
Check what you remember
Read the wording for your board, then hide it and explain oxygen bubble counting in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
Quantifying oxygen gas released from the cut stem by counting bubbles produced per minute or collecting gas in an inverted measuring cylinder or gas syringe.
Topics that use oxygen bubble counting
- Photosynthesis (OCR GCSE)
Related terms
- axis scaling
- Biomass
- bubble counting
- Bunsen burner
- carbon dioxide concentration
- chlorophyll
- chloroplasts
- commercial applications
Using oxygen bubble counting 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