The aim of this book is to cater to the needs of the graduate students of all the Indian universities following the Choice Based Credit System (CBCS) curriculum. This book gives an insightful view of the theory and practical syllabus for graduate students. This book will be beneficial for graduate students of all the UGC recognized universities. The idea behind writing this book is to provide a one-stop solution to all the topics and problems for theory and practical courses. This book would be a good choice for PG entrance exam preparation including JAM (Joint Admission Test).