NCERT Books Class 12 Biology 2025-26 | For 2026 Board Exams | Free PDF Download

The NCERT books are an excellent way to help students prepare for their board exams. For Biology, students can choose Class 12 NCERT as it focuses on practical knowledge and understanding of the concepts. By using NCERT, students correctly understand the syllabus and analyze which topics are most expected to appear in the exam. 

Biology is one of the most important subjects for students belonging to the science stream and every student wants to score high in this subject because marks in biology play a crucial role when students apply to colleges for medical studies.

Oswaak NCERT Biology Book is a perfect study material for students preparing for boards or competitive exams. This book is designed in such a manner that it provides the best content for exam preparations. The CBSE class 12 board exams are based on NCERT books, and teachers of schools and institutes also use NCERTs to teach students. Oswaal NCERTs always comes with updated content, and new types of questions in exams are also based on these books. In the recent years, other state boards always include these books in their curriculum due to the excellent quality content in these books. 

Check out other NCERT Books Class 12 for All Subjects for 2025-26 Exams: 

Practice Comprehensively with Oswaal360 CBSE Online Courses for Class 12 Board Exams

Practice Now with Free Oswaal360 Online Mock Test for CBSE Class 12 Board Exams

Are You a Teacher? Apply for FREE CBSE Class 12 Specimen Sample Books for Teachers from our end.

CBSE Class 12 Biology Exam Pattern

The question paper of Biology contains 33 questions which are divided into five sections, with all questions being mandatory.

Section-A: 16 questions of 1 mark each

Section B: 5 questions of 2 marks each

Section C: 7 questions of 3 marks each

Section D: 2 based questions of 2 marks each

Section E: 3 questions of 5 marks each

Other Recommended Books | Study Materials (All Subjects)

Benefits of Oswaal NCERT Books Class 12 Biology

There are several benefits of studying from Oswaal NCERT Biology Book for students:

Comprehensive and Up-to-date Information: Oswaal NCERT books are written by experts in the field and are based on the latest research and developments in the subject. They provide a thorough and comprehensive overview of the subject matter and are an excellent resource for students preparing for exams.

Easy to Understand Language: This book is written in simple and easy-to-understand language, making them accessible to students of all abilities. This is especially helpful for students who may not have a strong background in the subject or who may struggle with complex language.

Well-organized and Structured: Oswaal NCERT biology book is well-organized and structured, making it easy for students to follow along and understand the material. It is divided into chapters and sections, and each chapter includes a summary of key points and reviews questions to help students reinforce their learning.

Aligned with the CBSE Syllabus: Oswaal NCERT biology book is written in alignment with the CBSE syllabus, making them an excellent resource for students preparing for exams. They cover all the necessary material that students need to know for their exams and are an essential part of any student's study routine.

Inexpensive and Widely Available: Oswaal NCERT biology book is inexpensive and widely available, making them an affordable and convenient resource for students. They can be purchased from bookstores, or online and are also available for free download from the NCERT website.

Tips to Prepare With Oswaal NCERT Books Class 12 Biology

Start by reviewing the main concepts and theories covered in each chapter. Make sure you understand the key terms and definitions and how they relate to each other.

Go through the review questions at the end of each chapter. These are typically designed to test your understanding of the material, so they can be a good indicator of what you can expect in the exam.

Practice applying the concepts you have learned to real-world situations. This will help you understand how the concepts are used in practice and will also help you think critically about the material.

Create flashcards with key terms and definitions to help you review and memorize important information.

Take practice quizzes and exams to get a feel for the types of questions that may be on the real exam.

Review your notes and summaries regularly to reinforce your understanding of the material.

Overall, studying from Oswaal NCERT books provides a number of advantages for CBSE Class 12 students, including comprehensive and up-to-date information, easy-to-understand language, a well-organized and structured format, alignment with the CBSE syllabus, and affordability and convenience.

CBSE Class 12 Biology Unit Wise Weightage

Frequently Asked Questions on NCERT Books Class 12 Biology

Some frequently asked questions (FAQs) about NCERT Books Class 12 Biology:

Q.1 What are the chapters covered in NCERT Class 12 Biology?

Ans. The NCERT Books Class 12 Biology covers the following chapters:

• Reproduction in Organisms

• Sexual Reproduction in Flowering Plants

• Human Reproduction

• Reproductive Health

• Principles of Inheritance and Variation

• Molecular Basis of Inheritance

• Evolution

• Human Health and Disease

• Strategies for Enhancement in Food Production

• Microbes in Human Welfare

• Biotechnology: Principles and Processes

• Biotechnology and its Applications

• Organisms and Populations

• Ecosystem

• Biodiversity and Conservation

• Environmental Issues

Q.2 Where can I find the NCERT Class 12 Biology textbook?

Ans. The NCERT Class 12 Biology textbook is available in print form at bookstores and on our website. It is also available online on the NCERT website (https://ncert.nic.in/) and on the official website of the Central Board of Secondary Education (CBSE).

Q.3 Is the NCERT Books Class 12 Biology textbook sufficient for preparing for exams?

Ans. The NCERT Class 12 Biology textbook provides a comprehensive overview of the concepts covered in the subject. It is a good resource for preparing for exams and understanding basic concepts. However, students may need to supplement their preparation with additional study materials and practice questions to fully prepare for exams.

Q.4 Are there any online resources available for NCERT Books Class 12 Biology?

Ans. Yes, there are several online resources available for NCERT Class 12 Biology. These include online study guides, notes, and video lectures. Some websites also provide practice questions and mock tests to help students prepare for exams.

Q.5 Can I get the NCERT Books Class 12 Biology textbook in languages other than English?

Ans. Yes, the NCERT Class 12 Biology textbook is available in languages other than English, including Hindi and other regional languages. You can check the NCERT website for a list of languages in which the textbook is available.