D2.3.8 (HL)—Water potential Topic Practice
D2.3.8 (HL)—Water potential Topic Practice

IB Biology syllabusBiology SL/HLFirst assessment 2025
Students practise applying the definition and units of water potential to compare solutions and predict direction of water movement.
How this is tested
- translate Water potential wording into the required equation, diagram or calculation
- interpret the final result in the context of the data or model used
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