Complete NCERT Biology textbook for Class 12 students. Download free PDF, access chapter-wise solutions, revision notes, and practice MCQs for exam success.
NCERT
Biology
Class XII
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About NCERT Class 12 Biology
The NCERT Class 12 Biology textbook covers essential topics like reproduction, genetics, biotechnology, ecology and environmental science, updated per the latest 2024–25 syllabus.
Key Features
- Updated content with 13 core chapters
- Exam‑ready diagrams, HOTS, case studies
- Visual Rich diagrams, flowcharts & real‑world context
All Chapters
Explore all 13 chapters from NCERT Biology Class 12
Sexual Reproduction in Flowering Plants
Pollination, fertilisation & seed development.
Human Reproduction
Anatomy and physiology of reproductive systems.
Reproductive Health
Family planning, STDs, contraception.
Principles of Inheritance and Variation
Mendelian genetics & inheritance patterns.
Molecular Basis of Inheritance
DNA replication, transcription, translation.
Evolution
Theories and mechanisms of evolution.
Human Health and Disease
Pathogens, immunity and types of diseases.
Microbes in Human Welfare
Plant breeding, animal husbandry, biotechnology.
Biotechnology: Principles and Processes
Role of microorganisms in industry and health.
Biotechnology and Its Applications
Techniques and tools of recombinant DNA technology.
Organisms and Populations
Applications in biotech for society and environment.
Ecosystem
Population ecology and dynamics.
Biodiversity and Conservation
Energy flow, food chains and ecological pyramids.