This is the official Biology Part 1 book for CHSE Odisha Plus Two (1st Year) students. It is designed for students studying in Class 11 under the Odisha board. The book follows the latest CHSE syllabus. It covers all important topics of Biology in an easy-to-understand way.

CHSE Odisha Plus Two Biology Part 1 (1st Year) Book PDF Free Download

The content is written in simple language. Each chapter has clear explanations and examples. Diagrams are given to help students understand the topics better. This book is very useful for exam preparation. It is also helpful for competitive exams like NEET.

You can download the PDF version of this book for free. This makes it easy to study anytime and anywhere. Students can read the book on their mobile, tablet, or computer. CHSE Syllabus 2025 Science PDF download.

This is a great resource for CHSE Odisha Biology students. Make sure to use it for regular study and revision.