BiologyAQA GCSE · 8461
GCSE Biology Formula Sheet
This GCSE biology formula sheet collects what the AQA GCSE Biology (8461) specification asks you to use: the magnification formula, the photosynthesis and respiration equations, colony area and the inverse square law for light, with Higher tier and biology-only content marked.
Download free PDF
- 7 formulas
- 2 sections
- Checked 22 October 2026
Calculations
Formulas the specification asks you to use.
- Magnification (4.1.1.5)
- Area of a bacterial colony (4.1.1.6)Biology only
- Light intensity and distance (4.4.1.2)HT
Bio equations (4.4)
AQA gives these as word equations; recognise the symbols CO₂, H₂O, O₂ and C₆H₁₂O₆.
- Photosynthesis (word equation, needs light and chlorophyll)
- Aerobic respiration (word equation)
- Anaerobic respiration in muscles
- Anaerobic respiration in plant and yeast cells
Based on the subject content of the AQA GCSE Biology (8461) specification (official source), checked 22 October 2026. Always check the formula list printed in your own exam paper.
Know the Formulas, Then Learn to Use Them
A formula sheet tells you what to use; a tutor shows you when and how. Book a free trial lesson and work through exam questions with an expert tutor.