GCSE Biology Transpiration Required Practical Worksheet | KS4 | AQA | OCR | Edexcel | PDF Digital Download

Feel fully prepared for your GCSE Biology Transpiration practical with this comprehensive revision worksheet: potometer method, rate calculations, and exam questions all in one instant PDF download.

Measuring the rate of water uptake with a potometer is a classic, frequently examined GCSE Biology practical. This worksheet walks students through the full method, explains how environmental factors affect transpiration, and builds exam confidence with targeted analysis questions and model answers.

What's Included:

• Step-by-step method for setting up and using a bubble potometer
• Independent, dependent and control variables explained clearly
• How light intensity, temperature, air movement and humidity affect transpiration rate
• Calculating rate of water uptake (distance moved by the bubble over time, and volume using πr²)
• Results table and graph practice
• Evaluating the investigation: sources of error, reliability and why the potometer measures uptake, not loss
• Exam-style questions with full model answers

Perfect For:

• Year 10 and Year 11 students revising for GCSE Biology (AQA, OCR and Edexcel)
• Foundation and Higher tier
• Teachers looking for a ready-to-use lesson, homework or revision resource
• Parents supporting home revision, including SEND and neurodivergent learners

Instant Download

This is a digital PDF. No physical item will be posted. Download instantly after purchase and print as many copies as you need for personal or single-classroom use.

Created by Mrs F, a qualified science teacher (PGCE, QTS).