This Google Slides presentation has everything you need to teach A1.1 Water in the new IB Diploma Biology course, first assessment 2025, which is first taught in 2023. Why spend hours preparing lessons when you can purchase this complete SL and HL resource and be instantly ready? Created by an IB Assistant Examiner, this IB Bio Topic slideshow includes all the content from the IB Guide. It has a section for combined SL and HL IB Diploma students, and another section with Additional Higher Level