Biology GCSE
potometer investigations
What potometer investigations means in Biology GCSE, as defined for OCR.
Definition of potometer investigations
Check what you remember
Read the wording for your board, then hide it and explain potometer investigations in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
A leafy shoot is cut underwater and fitted into the apparatus using an airtight rubber bung to prevent air entering xylem vessels.
Topics that use potometer investigations
- The challenges of size (OCR GCSE)
Related terms
- active transport of minerals
- arteries
- blood plasma
- boundary layer
- compound measures
- diffusion distances
- double circulatory system
- erythrocyte adaptations
Using potometer investigations 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.
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