Board of Secondary Education, Assam released the Assam HSLC syllabus 2025-26 for the students. The board has made available the Assam SEBA 10th syllabus 2026 online on its official website at www.sebaonline.org. The SEBA syllabus for class 10 2026 is available for the students to download for all the subjects. Students can download the HSLC class 10 syllabus 2025-26 online on the official website and on this page as well. Students must note that no changes have been made in this year's Assam 10h syllabus as compared to last year's. Students preparing for the Assam HSLC exam 2026 must cover the entire Assam HSLC syllabus 2026. The Assam HSLC syllabus 2025-26 comprises all the topics and subtopics for each subject.
SEBA also released the Assam HSLC sample paper 2025-26 for the students. Students can access the same on the official website and on our separate page for the SEBA HSLC sample/model paper 2025-26. SEBA will conduct the Assam Class 10 exams 2026 in March, tentatively.
Assam 10th Science Syllabus 2025-26
Below given is the detailed syllabus:
Unit / Chapter | Contents / Topics | Details & Focus Areas | Marks Allocation (Theory) |
1. Chemical Reactions and Equations | Nature of chemical reactions; writing and balancing equations; types: combination, decomposition, displacement, double displacement, redox reactions | Students learn how to represent chemical change symbolically, classify reaction types, and understand electron transfer in redox. | 6 |
2. Acids, Bases & Salts | Properties (conductivity, reaction with metals, indicators); pH scale; neutralization; common salts and their uses | Focus on reagents, indicators, real life applications like antacids, soil pH, and neutralization in everyday chemistry. | 6 |
3. Metals & Non-Metals | Physical and chemical properties; reactivity series; extraction methods; corrosion and prevention; uses | Emphasis on metallurgy, reactivity series application, alloys, and protection of metals. | 7 |
4. Carbon and Its Compounds | Covalent bonding; homologous series; functional groups (alcohols, acids, etc.); properties and uses; simple reactions | Study of organic chemistry basics: isomers, reactions like esterification, uses of organic compounds in industry/medicine. | 6 |
5. Periodic Classification of Elements | Historic classification; modern periodic table; periodic trends (atomic radius, ionization energy, metallic character) | Students explore how periodicity helps predict element properties and behavior. | 7 |
6. Life Processes | Nutrition, respiration, transport, excretion in plants & animals | Focus on comparative mechanisms in plants vs animals, structural adaptations, and general physiology. | 10 |
7. Control & Coordination | Nervous system, endocrine system; plant growth regulators; coordination in plants & animals | Explains how organisms respond and regulate internal functions, the role of hormones and nerve impulses. | 6 |
8. How Do Organisms Reproduce | Asexual & sexual reproduction; human reproduction; reproductive health | Covers life cycles, fertilization, development, and importance of reproductive hygiene. | 5 |
9. Heredity and Evolution | Mendel’s work; heredity and variation; theory of evolution; natural selection | Links genetics with evolutionary theory, variations, and evidence of evolution. | 5 |
10. Light – Reflection & Refraction | Laws of reflection, refraction, total internal reflection; mirror & lens formula; image formation | Focus on geometrical optics, ray diagrams, and determination of focal length, real and virtual images. | 8 |
11. Human Eye & Colourful World | Structure of human eye; defects of vision and corrections; dispersion, atmospheric refraction, scattering of light | Students examine vision, optical phenomena like rainbows, twinkling of stars, and color effects. | 5 |
12. Electricity | Current, resistance, Ohm’s law; electric circuits; heating effect of current; electric power | Understanding of circuit laws, series vs parallel, energy consumption, and household applications. | 6 |
13. Magnetic Effects of Electric Current | Magnetic fields, force on current‐carrying conductors, electromagnetic induction, electric motor | Topics include Fleming’s rules, operation of motor and generator, and applications of electromagnetism. | 5 |
14. Sources of Energy | Conventional and non-conventional energy sources; renewable vs nonrenewable; advantages/disadvantages | Students explore solar, wind, hydro, nuclear energy, and debate on sustainability and environmental issues. | 4 |
15. Our Environment | Ecosystems, biodiversity, pollutants, conservation strategies | Covers food chains, cycles (carbon, nitrogen, water), environmental problems (pollution, deforestation) and how to tackle them. | 4 |
16. Management of Natural Resources | (Removed / omitted in current syllabus) | The chapter “Management of Natural Resources” is excluded in 2025-26 syllabus. | — |
Assam SEBA HSLC Syllabus 2025-26: How to Prepare
- Students should complete the entire Assam Class 10 syllabus 2026. By doing so, students will have a good amount of time for revision and solving the sample papers.
- After completing the SEBA HSLC syllabus 2026 pdf download, students are advised to regularly revise the prepared topics. This will help students to retain the concepts for a longer period. The more you revise, the better your chances of scoring well.
- Along with the preparation of the Assam HSLC syllabus 2026, students must begin solving and analysing the previous year's question papers as per the schedule given in Assam HSLC routine 2026. These will make them familiar with the exam pattern and marking scheme followed in the exam.
- Solve different types of questions asked on topics listed in the SEBA syllabus for class 10 2026, to improve the Assam HSLC result 2026.
