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Cycling of Substances — OCR GCSE Biology B J257

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Biology
OCR GCSE Biology B
Ecosystems and Photosynthesis
Interdependence in Ecosystems
Cycling of Substances

OCR GCSE Biology B · J257

Cycling of Substances

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
3 key terms

Practise with past papers Key terms & definitions

Previous subtopicEfficiency of Transfers Next subtopicCarbon and Water Cycles