Multiple Choice Questions are generally tricky problems. The incorrect choices given are usually quite similar to the correct one. Consequently, many students play “guessing game” when they run into questions that they are unsure of. With believe that with good training and comprehensive preparation, students should be able to overcome this problem rather than leaving it to chance. This constitutes the reason for our publication of this book. This book has been specially written to provide valuable practice at answering multiple-choice questions. It is arranged topically and follows the “A” level Biology syllabus closely. Most importantly, it aims to cover most, if not, all the important and frequently examined questions. “Help” is available at the end of every question to assist you when difficulties are encountered in attempting to answer the questions. This book also reveals the insight into the topics involved and hence, enhances your overall knowledge of the concepts.