10-04-2025
Discover the key chapters of the Kerala Class 10 SCERT Biology Textbook Part 1 for 2025 and 2024, along with important updates, chapter-wise highlights, and everything students need to stay prepared.
The Kerala SCERT Biology textbook is essential for Class 10 students aiming for success in the SSLC exam. With the 2025 edition introducing updated content and a fresh structure, it’s important to understand the changes. In this post, we break down the differences between the 2025 and 2024 editions of Part 1, and show you how to download the official textbook.
1.Genetics of Life
Explore the basics of heredity, DNA structure, and how traits are passed down.
2.Paths of Evolution
Learn about the evolution of species, natural selection, and the story of life on Earth.
3.Behind Sensations
Understand the structure and function of sensory organs, nervous system, and stimulus-response actions.
1.Sensations and Responses
Introduction to how organisms respond to stimuli using their nervous systems.
2.Windows of Knowledge
Structure and working of the human eye and ear.
3.Chemical Messages for Homeostasis
Focus on hormones and the endocrine system.
4.Keeping Diseases Away
Covers immunity, diseases, and prevention methods.
✅ Combined concepts – Streamlined content with fewer chapters for focused learning.
🧬 Separate focus on Genetics and Evolution for deeper conceptual understanding.
🧠 "Behind Sensations" merges topics from two previous chapters.
🖼️ New visuals, real-life examples, and simplified explanations.
Knowing the changes in the textbook helps:
✅ Students plan their studies according to the latest content.
✅ Teachers align lesson plans with updated topics.
✅ Parents understand what their children are learning and how to support them better.
| Feature | 2024 Edition | 2025 Edition |
|---|---|---|
| Number of Chapters | 4 | 3 |
| Structure | Separate topics for senses, hormones, immunity | Integrated focus on core life processes |
| Focus | Functional biology & health | Conceptual clarity in genetics, evolution, and sensation |
| Diagrams & Examples | Standard illustrations | Updated, exam-friendly diagrams |
| Text Simplification | Moderate | High – better suited for self-study |
You can download the official 2025 Biology textbook (both parts) for free in PDF format from the SCERT Kerala website. It is available in English and Malayalam, depending on your medium of instruction.
🔗 Direct Link
Download Biology Part 1 – Class 10 (2025 Edition)
With a new structure and clearer content, the 2025 SCERT Biology textbook is designed to make learning easier and exam prep more efficient. Whether you're a student, parent, or teacher, understanding these updates will help you get the most out of the academic year.
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