The present book is intended for the use of B.Sc.II Botany students of Shivaji University, Kolhapur. As we have made all the attempts to make the book easy and simple and at the same time to upgrade the subject knowledge of the students. In this book the efforts are made to collect and present maximum information with respect to various aspects of botany like Plant Atomy, Organization of Plant Body, Tissue Systems, Enzymes, Nitrogen Metabolism, Respiration, Seed Dormancy and Germition. Attempts are made to make the topic simple with the help of neat and labeled diagrams.