This study guide is designed for students taking the Edexcel IGCSE Biology examination. Following the latest IGCSE Biology specification, this study guide covers all the required topics, including the nature and variety of living organisms, structures and functions in living organisms, reproduction and inheritance, ecology and the environment, and use of biological resources. This book features concise explanations of key terms and concepts illustrated with clear diagrams. There are end-of-chapter exercises with answers provided, in addition to a practice test following the latest exam format.