Key term for OCR GCSE Biology B, used in Photosynthesis Investigations.
Factors that are kept constant during an experiment to ensure a fair test (e.g., temperature, CO₂ concentration).
Control Variables (CV) appears in OCR GCSE Biology B revision content for Practical Skills, especially Photosynthesis Investigations and Example Activity.
Create a free account to access OCR GCSE Biology B revision notes, track progress, and practise related key terms.
