IGCSE Marine Science · Cambridge International
Marine ecosystems
What's in this topic, and what you can do with it on GCSE.es.
What it covers
- 01Ecosystem
- 02Biodiversity
- 03Coral bleaching
What you can do
- Learn the key idea in a few minutes
- Check yourself with a short quiz
- Practise exam-style 3–12 mark questions, marked
- Improve — your dashboard updates your next step