Coral reefs The Great barrier Reef GCSE

This PowerPoint has everything is needed for an in depth study of The Great Barrier Reef case study for OCR. It is robustly researched. It has many GCSE questions including long answer questions and mark schemes. It has videos exam board supported videos. It contains location of reefs, food webs, symbiosis of zooxanthellae and Coral polyps. It has a section on why reefs are valuable , the threats to them and a detailed case study on how they are being managed