The Book provides Multiple Choice Questions (MCQ's)-I pertaining to topics covered in BSc Zoology . These MCQ's have been prepared with the intention to help students revise all the fundamental concepts of chapters quickly and effectively. This book caters to the need of the candidates/students aspiring for Competitive Examinations.We hope that our attempt of making Zoology MCQ's may prove to be beneficial to the faculty and students. We shall be grateful and look forward to comments, suggestions and criticism from our readers. Your valuable suggestions or highlighting errors will definitely be useful for rectification or for the amendment/improvement of the book.