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Biology B
Ecosystems and Photosynthesis
Population Ecology
Abiotic and Biotic Factors
Abiotic and Biotic Factors
What You Need to Know
Explain how abiotic and biotic factors affect communities (environmental conditions, toxins, resource availability, predators, pathogens).
Revision Notes
1
Abiotic and Biotic Factors
20 key terms
Practise with Past Papers
Key Terms & Definitions
Previous Topic: Interdependence in Ecosystems
Rate of Decay
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Field Investigations
