A new outlook of the Practical Biology has been introduced written in simple language and with lucid presentation of the subject matter. The practical book contains various guidelines for the students to be followed in the laboratory. The book contains instruction for working systematically with confidence. Emphasis has been laid how to record the experiments. In this book, all possible efforts have been made to overcome the practical difficulties which students generally face during performing the experiments or spotting the specimens or observing the microscopic slides. Eye-catching diagrams which make the observations clear. The viva-voce at the end of each chapter contain viva questions of various types giving the review of theoretical and practical aspects of all the experiments.