An understanding of biodiversity is an important requirement of a wide range of programmes of study including biology, zoology, wildlife conservation and environmental science. This book is a study and revision guide for students following such programmes in which biodiversity is an important component. It contains 600 multiple-choice questions (and answers) set at three levels - foundation, intermediate and advanced - and grouped into 10 major topic areas: 1. Principles of classification and taxonomy 2. Comparative anatomy and physiology3. Protoctists, monerans, fungi, lichens and acellular organisms4. ''Lower'' plants and pteridophytes 5. Seed-bearing plants6. Sponges, cnidarians, nematodes and minor animal phyla7. Platyhelminths, annelids and molluscs8. Arthropods and echinoderms9. Fishes, amphibians and reptiles10. Birds and mammalsThe book has been produced in a convenient format so that it can be used at any time in any place. It allows the reader to learn and revise the meaning