AQA GCSE Biology – Reaction Time Required Practical

Help GCSE Biology students develop the skills needed to answer extended-response questions on the AQA Reaction Time required practical.

This scaffolded exam-practice resource focuses on investigating the effect of caffeine on human reaction time using the ruler-drop test.

What's included:

• A 6-mark exam-style question based on the Reaction Time required practical
• Success criteria, command word guidance and key scientific vocabulary
• A structured fill-in-the-gaps activity with a word bank
• A model answer to support independent learning and self-assessment
• A printable PDF and an editable PowerPoint version

Skills covered:

• Describing a valid practical method
• Identifying and controlling variables
• Measuring reaction time using the ruler-drop test
• Improving reliability through repeated measurements
• Evaluating experimental results

Suitable for: AQA GCSE Biology and Combined Science students, classroom activities, revision lessons, homework and exam preparation.