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Biology Paper 2

Ecology

These videos are fully up to date with the AQA spec for 2026-2027

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Competition and Interdependence
Biotic and Abiotic Factors
Adaptations
Food Chains and Predator-Prey Cycles
Sampling Organisms
Required Practical 9: Sampling Organisms
Mean, Median and Mode
The Carbon Cycle
The Water Cycle
Decomposition Triple
Required Practical 10: Decay Triple
Environmental Change Triple
Biodiversity
Waste Management
Land Use
Global Warming
Maintaining Biodiversity
Trophic Levels Triple
Pyramids of Biomass Triple
Food Security Triple
Modern Farming Methods Triple
Sustainable Fisheries Triple
Role of Biotechnology Triple
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