This indispensable CGP Exam Practice Workbook is packed with hundreds of exam-style questions (including worked answers) for the Grade 9-1 Edexcel International GCSE Biology exams - and it’s great for the Biology parts of International GCSE Double Award Science too. Every question is labelled with a grade range on the 9-1 scale, so it’s easy for students to focus practice on the difficulty level that suits them best.