The Punjab Curriculum and Textbook Board (PCTB) has published the updated Biology Book for Class 12 (2025 Edition) under the Single National Curriculum (SNC). This book is essential for pre-medical students preparing for board exams, MDCAT, or other entry tests in Pakistan.
In this blog, you’ll get the free PDF download link, a full subject overview, and answers to common student questions.
What is the Biology Book for Class 12?
The Class 12 Biology book builds on topics learned in Class 11. It covers important areas like genetics, evolution, reproduction, biotechnology, and ecosystems, giving students the knowledge needed for careers in medicine, pharmacy, and life sciences.
Key topics in the book include:
- Reproduction in plants and animals
- Genetics and inheritance
- Biotechnology and genetic engineering
- Evolution and human origins
- Ecosystem and environmental biology
- Homeostasis in humans
- Coordination and control in organisms
- Support and movement
Approved by Punjab Board (PCTB)
This book is:
- Approved by the Punjab Curriculum & Textbook Board (PCTB)
- Part of the pre-medical group syllabus for Class 12
- Written in Urdu and English (medium depends on the school)
- Based on the 2025 Punjab Board curriculum update
Download Class 12 Biology Book PDF
Download the latest Biology Class 12 Book (2025 Edition) below:
- Free to access
- No sign-up required
- Works on mobile and PC
What’s Inside the Book?
This book includes:
- Diagrams, charts, and scientific illustrations
- Easy-to-understand explanations of biology concepts
- MCQs, short and long questions for board exams
- Practice questions for entry tests like MDCAT
- Practical section for lab activities
Why Study Biology in Class 12?
This subject is perfect for students who want to:
- Enter medical, dental, or pharmacy fields
- Appear in MDCAT or other pre-medical entry tests
- Understand life sciences and how living organisms function
- Build a strong base for BS Biology, Biotechnology, or MBBS
Related Class 12 PDF Books
You may also want to download:
Final Words
The Biology Class 12 Book (2025 Syllabus) is one of the most important textbooks for students aiming for a medical or science career. It includes practical content, exam preparation material, and scientific concepts in a simple format.
FAQs – Common Questions from Students
The book includes chapters on reproduction, genetics, evolution, homeostasis, coordination, and ecosystems.
It depends on your interest and preparation. With regular study and diagrams practice, it becomes easie
Many students find Genetics and Coordination & Control the most challenging due to concepts and terminology.
Topics include reproduction, biotechnology, human physiology, and environmental biology.
Genetics, Homeostasis, and Ecosystem are often the most important for exams and MDCAT.
