AHSEC(ASSEB) Class 12 Biology Solutions | Chapter-wise Notes and Question and Answer| Assam Eduverse
By Assam Eduverse

This expertly designed study resource provides comprehensive chapter-wise solutions for Class 12 Biology based on the latest AHSEC (ASSEB) syllabus 2025–26. Covering all chapters across five major units, it includes detailed explanations of key topics such as Reproduction, Genetics and Evolution, Biology in Human Welfare, Biotechnology, and Ecology. Each solution is structured to help students develop a deep understanding of biological concepts through clear explanations, diagrams, and concise notes.
Prepared by subject experts at Assam Eduverse, this Class 12 Biology guide offers complete textbook solutions, important definitions, labelled diagrams, and additional question-answer sets for every chapter. It simplifies complex biological processes in human reproduction, molecular genetics, evolution, plant and animal physiology, and ecological principles, ensuring conceptual clarity and exam readiness. All content aligns with the latest ASSEB examination pattern, helping students strengthen fundamentals and excel in board exams.
Whether preparing for class tests, practicals, or AHSEC/ASSEB board exams, this Class 12 Biology Solution Guide ensures clarity, confidence, and complete preparation. With well-organized chapter-wise notes, step-by-step explanations, and accurate answers, this Assam Eduverse resource serves as the perfect companion for mastering the 2025–26 syllabus and achieving academic excellence.
AHSEC(ASSEB) Class 12 Biology 2025–26 Chapter-wise Notes & Answers (Updated Syllabus)
| Chapter No. | Chapter / Topic Name |
|---|---|
| UNIT VI: REPRODUCTION | |
| Chapter 1 | Sexual Reproduction in Flowering Plants |
| Chapter 2 | Human Reproduction |
| Chapter 3 | Reproductive Health |
| UNIT VII: GENETICS AND EVOLUTION | |
| Chapter 4 | Principles of Inheritance and Variation |
| Chapter 5 | Molecular Basis of Inheritance |
| Chapter 6 | Evolution |
| UNIT VIII: BIOLOGY IN HUMAN WELFARE | |
| Chapter 7 | Human Health and Disease |
| Chapter 8 | Microbes in Human Welfare |
| UNIT IX: BIOTECHNOLOGY | |
| Chapter 9 | Biotechnology: Principles and Processes |
| Chapter 10 | Biotechnology and its Applications |
| UNIT X: ECOLOGY | |
| Chapter 11 | Organisms and Populations |
| Chapter 12 | Ecosystem |
| Chapter 13 | Biodiversity and Conservation |
| Chapter 14 | Bioresources of Assam |