EDEXCEL GCSE Biology · Higher tier
Ecology — Edexcel GCSE Biology Higher Revision Notes
Free Edexcel GCSE Biology Higher revision notes on Ecology. Step-by-step explanations, worked examples and key terms aligned to the official specification.
What's covered in these notes
- Ecosystems & Communities
- Food Chains & Energy Transfer
- Biodiversity & Human Impact
- The Carbon & Water Cycles
- Abiotic & Biotic Factors
- Adaptations
- Investigating Abundance & Distribution
- Pyramids of Biomass & Trophic Efficiency (Separate Science Only)