A [ ] is all organisms of one species in a habitat.
community
population
ecosystem
habitat
Flashcards for OCR GCSE Biology Ecosystems, covering the key terms, definitions and processes you need to recall for the written papers. 24 cards, matched to the OCR GCSE Biology (J247) specification. Recall questions account for roughly 40% of marks at GCSE Biology, so these target the marks you can secure before the paper starts.