NCERT Book for Class 12 Biology for session 2026-27 is Biology, published by NCERT (National Council of Educational Research and Training) as per the latest CBSE syllabus and National Curriculum Framework (NCF). Here you can read the complete book online and download the Class 12 Biology book PDF for free. This page has all 16 chapters of the 12th standard Biology textbook in English medium — open any chapter to read it in the viewer, or download the full NCERT Class 12 Biology book PDF for offline study. After each chapter, use NCERT Solutions for Class 12 Biology to check answers to the exercises.
NCERT Book Class 12 Biology (2026-27)
Here are the quick facts about the new, updated NCERT Class 12 Biology book.
| Book Name | Biology |
| Class | 12 (12th Standard) |
| Subject | Biology |
| Number of Chapters | 16 |
| Session | 2026-27 (New, Updated) |
| Medium | English |
| Format | |
| Published By | NCERT |
NCERT Class 12 Biology Book – All Chapters
The complete NCERT book for Class 12 Biology (Biology) contains the chapters below. Click any chapter to read it online, or download its PDF.
- Chapter 1 Reproduction in Organisms
- Chapter 2 Sexual Reproduction in Flowering Plants
- Chapter 3 Human Reproduction
- Chapter 4 Reproductive Health
- Chapter 5 Principles of Inheritance and Variation
- Chapter 6 Molecular Basis of Inheritance
- Chapter 7 Evolution
- Chapter 8 Human Health and Disease
- Chapter 9 Strategies for Enhancement in Food Production
- Chapter 10 Microbes in Human Welfare
- Chapter 11 Biotechnology: Principles and Processes
- Chapter 12 Biotechnology and its Applications
- Chapter 13 Organisms and Populations
- Chapter 14 Ecosystem
- Chapter 15 Biodiversity and Conservation
- Chapter 16 Environmental Issues
How to Download NCERT Class 12 Biology Book PDF
You can read every chapter of the NCERT Class 12 Biology book (2026-27) from the links above. To download the complete book PDF, follow these steps.
- Click the Class 12 Biology book PDF download link given below.
- The NCERT Biology book opens in the online PDF viewer.
- Use the download option to save the Class 12 Biology textbook for offline reading.
NCERT Book Class 12 Biology PDF Download Link – Click Here to Download PDF
About the NCERT Class 12 Biology Book (2026-27)
Covering 16 chapters, the NCERT Class 12 Biology book explores reproduction in organisms and flowering plants, human reproduction and reproductive health, and the principles of inheritance alongside the molecular basis of heredity. Later units examine evolution, human health and disease, biotechnology and its applications, ecosystems, and biodiversity conservation. Students can study this 2026-27 edition of Biology online or download it as a free PDF.
NCERT Solutions for Class 12 Biology
After reading the book, solve the in-text and exercise questions with step-by-step NCERT Solutions for Class 12. They explain every concept in the Biology textbook and help you prepare well for exams.
NCERT Books for Class 12 – All Subjects
Besides the Class 12 Biology book, you can download NCERT books 2026-27 for the other Class 12 subjects too.
- NCERT Book for Class 12 Accountancy
- NCERT Book for Class 12 Biology
- NCERT Book for Class 12 Business Studies
- NCERT Book for Class 12 Chemistry
- NCERT Book for Class 12 Economics
- NCERT Book for Class 12 English
- NCERT Book for Class 12 Geography
- NCERT Book for Class 12 Hindi
- NCERT Book for Class 12 History
- NCERT Book for Class 12 Maths
- NCERT Book for Class 12 Physics
- NCERT Book for Class 12 Political Science
- NCERT Book for Class 12 Psychology
- NCERT Book for Class 12 Sociology
NCERT Books for All Classes (1 to 12)
You can download the new, updated NCERT textbooks 2026-27 for all classes at AglaSem. They are as follows.
NCERT Book Class 12 Biology – Overview
| Class | 12 (12th Standard) |
| Subject | Biology |
| Name of Book | Biology |
| Number of Chapters | 16 |
| Medium | English |
| All NCERT Books for Class 12 | NCERT Books for Class 12 |
| All NCERT Textbooks | NCERT Books |
| NCERT Solutions | NCERT Solutions for Class 12 |
| NCERT Books in Hindi | NCERT Books for Class 12 in Hindi |
| More Study Material | Class 12 |
| Format | |
| Version | New, Updated (2026-27) |
NCERT Book Class 12 Biology – FAQs
What is the name of the NCERT Class 12 Biology book for 2026-27?
The NCERT Class 12 Biology textbook for the 2026-27 session is Biology.
How many chapters are there in the Class 12 Biology book?
The NCERT Class 12 Biology book (Biology) has 16 chapters. You can read or download each of them from the chapter list above.
How can I download the NCERT Class 12 Biology book PDF?
You can download the NCERT Class 12 Biology book PDF for free from this page. Use the “Click Here to Download PDF” link above, or open any chapter to read it in the online viewer.
Is the NCERT Class 12 Biology book free?
Yes. The NCERT Class 12 Biology book on AglaSem is completely free to read online and download as PDF.
Is this the latest 2026-27 edition as per the new NCF?
Yes. This is the new, updated NCERT Class 12 Biology book for the 2026-27 academic session, published as per the latest CBSE syllabus and National Curriculum Framework (NCF).
Where can I find NCERT Solutions for Class 12 Biology?
You can find step-by-step answers at NCERT Solutions for Class 12.
If you have any queries on NCERT Book Class 12 Biology, then please ask in comments below. And if you found the NCERT Books for Class 12 Biology PDF at aglasem.com helpful, then do share with your friends on telegram, facebook, whatsapp, twitter, and other social media! :)
