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The Directorate of Government Examinations (DGE) prescribes the Tamil Nadu Class 10 exam pattern, which includes all key details and the subject-wise paper structure. The TN Class 10 question papers are divided into four sections consisting of multiple-choice questions, 2-mark questions, 3-mark questions, and 5-mark questions. Science paper carries a total of 100 marks, with 70 marks allotted for the theory exam and 30 marks for practicals. The paper include objective, short-answer, and long-answer questions. To pass the TN SSLC exam, students must score at least 30 out of 100 marks. The Tamil Nadu Class 10 exam pattern 2026–26 also outlines the marking scheme and the difficulty level of the examinations. Tamil Nadu Class 10 Science Syllabus 2026 includes 3 sub subjects - Physics, Chemistry, and Biology. There are a total of 22 chapters like Laws of Motion, Atoms and Molecules, Optics, Carbon and its Compounds, Reproduction in Plants and Animals, Environmental Management, and so on.
By reviewing this exam pattern, you can identify which chapters or units require more focus and understand the types of questions likely to appear in the Tamil Nadu Class 10 exam. The exam pattern has been designed by the Tamil Nadu board to help students assess their knowledge and skills effectively. To prepare well for the 2026 board exams, it is recommended that you study the Tamil Nadu Class 10 Science exam pattern thoroughly. Tamil Nadu Board released the Tamil Nadu Class 10 Time Table 2026 . Information about the TN 10th public timetable 2026 for practical exams will be provided from the respective schools. This article provides an insight into the Tamil Nadu Class 10 Science Exam Pattern for 2026.
Tamil Nadu Class 10 Science Exam Pattern 2026
Students appearing for the Tamil Nadu Class 10 Science must note that they need a minimum of 35% in total to pass the subject. Individually, they are required to score at least 26 marks in the theory exam and 12 marks in the practical exam. Students can check out the Tamil Nadu Class 10 Science Exam Pattern 2026 from the table below:
| Particulars | Total Marks | Passing Marks |
|---|---|---|
| Tamil Nadu Class 10 Science Exam | 100 | 35 |
| Tamil Nadu Class 10 Science Theory Exam | 75 | 26 |
| Tamil Nadu Class 10 Science Practical Exam | 25 | 12 |
Also Check Tamil Nadu Class 10 Science Sample Paper 2026
Tamil Nadu Class 10 Science Practical Exam Pattern 2026
The topics that are included in the TN 10th Science Practical Exam 2026 are as follows:- Determination of focal length of a convex lens
- Determination of resistivity
- Identification of exothermic and endothermic reactions
- Testing the solubility of salt
- Photosynthesis
- Mendel’s monohybrid cross
- Identification of blood cells
Tamil Nadu 10th Science exam pattern 2026 - Section-wise
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| Part | Number of questions | Marks Allotted |
|---|---|---|
| I | 12 | 1 mark for each question |
| II | 7 out of 10 | 2 marks for each question |
| III | 7 out of 10 | 4 marks for each question |
| IV | 3 | 7 marks for each question |
Tamil Nadu 10th Science Marking Scheme 2026
You can plan your preparation more effectively by reviewing the chapter-wise marking scheme for the Science curriculum. The Tamil Nadu 10th Science Marking Scheme 2026 is provided in the table below.| Sections | Type of Questions | Number of Questions | Marks Allotted |
|---|---|---|---|
| Laws of Motion | Varies | Varies | 26 |
| Optics | Varies | Varies | |
| Thermal Physics | Varies | Varies | |
| Electricity | Varies | Varies | |
| Acoustics | Varies | Varies | |
| Nuclear Physics | Varies | Varies | |
| Atoms and Molecules | Varies | Varies | |
| Periodic Classification of Elements | Varies | Varies | 24 |
| Solutions | Varies | Varies | |
| Types of Chemical Reactions | Varies | Varies | |
| Carbon and its Compounds | Varies | Varies | |
| Plant Anatomy and Plant Physiology | Varies | Varies | 25 |
| Structural Organization of Animals | Varies | Varies | |
| Transportation in Plants and Circulation in Animals | Varies | Varies | |
| Nervous System | Varies | Varies | |
| Plant and Animal Hormones | Varies | Varies | |
| Reproduction in Plants and Animals | Varies | Varies | |
| Heredity | Varies | Varies | |
| Origin and Evolution of Life | Varies | Varies | |
| Breeding and Biotechnology | Varies | Varies | |
| Health and Diseases | Varies | Varies | |
| Environmental Management | Varies | Varies | |
| Visual Communication | Varies | Varies | |
| Total | 29 | 75 |
All the students should analyze each section on this page and start their preparation for the Tamil Nadu class 10th Science exam to score incredible marks in the Tamil Nadu 10th Result 2026 .
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FAQs
Students are required to get a minimum of 35% in total to pass the subject. Separately, they are required to score at least 26 marks in the theory exam and 12 marks in the practical exam.
The Tamil Nadu Class 10 Science Exam Pattern 2024-25 is based on 100 marks maximum weightage, including theory and practical examinations. The theory exam will be for 75 marks and the practical for 25 marks.
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