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3.3.9 Cycling of Substances — OCR Biology B J257 | GradeGen.AI
Biology B
Ecosystems and Photosynthesis
Interdependence in Ecosystems
Cycling of Substances
Cycling of Substances
OCR GCSE Biology B (J257) — Ecosystems and Photosynthesis
What You Need to Know
Recall that substances like carbon and water cycle through abiotic and biotic ecosystem components.
Revision Notes
1
Cycling of Substances
11 key terms
Practise with Past Papers
Key Terms & Definitions
Previous Subtopic
Efficiency of Transfers
Next Subtopic
Carbon and Water Cycles
