Passing the Regents Living Environment exam is essential for graduating high school in New York. This book helps you develop and apply knowledge to quickly choose the correct answer on the exam. Solving targeted practice questions builds your understanding of fundamental biological concepts and is a more effective strategy than merely memorizing terms. The high-yield practice questions in this book cover topics tested on Regents Living Environment test. Instructors with years of teaching experience prepared these questions by analyzing the test content and developing practice material that builds your knowledge and skills crucial for success on the test. Our editorial team of standardized test experts reviewed and systematized the content to match the current New York State Education Department requirements. The detailed explanations describe why an answer is correct and - more important for your learning - why another attractive choice is wrong. They teach the scientific foundations and details of essential topics needed to answer test questions. Read the explanations carefully to understand how they apply to the question and learn important biology principles and the relationships between them. With the practice material contained in this book, you will significantly improve your score.