Ucchatara Jibbidya (উচ্চতর জীববিদ্যা), class 11 is a Bengali version textbook on the class eleven core curriculum of Biological Science based on the syllabi of Class-XI, NCERT & All India Medical Entrance Examinations. The book has maintained a student-friendly approach by presenting the lessons in a simple, lucid yet scientific manner. The book contains 5 units comprising 20 chapters. The units discuss about the Diversity of Living Organisms, Structural Organization in Plants and Animals, Cell Structure and Function, Cell Division, Plant Physiology and Human Physiology. Each Unit is designed to provide support to learners aiming for class 11 boards & All India Medical Entrance Examinations like NEET, conducted throughout India.