Key term for OCR GCSE Biology B, used in Photosynthesis Investigations.
Factors that are kept completely constant during an experiment to ensure that only the independent variable affects the results.
Control variables appears in OCR GCSE Biology B revision content for Practical Skills, especially Photosynthesis Investigations and Techniques.
Practical Skills
Photosynthesis Investigations • Techniques
Scientific Methodology
Science in Society • Decision Making
Scientific Methodology
Experimental Design • Scientific Communication
Scientific Methodology
Experimental Design • Controlling Factors
Human Physiology
Disorders of Control Systems • The Eye
Respiration and Growth
Plant Control Systems • Plant Hormones
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