The Tamil Nadu Class 10 Science public examination for the academic year 2024-2025 is scheduled for April 11, 2025. Following the exam, the Directorate of Government Examinations (DGE), Tamil Nadu, will release the official answer key on its official website, dge.tn.gov.in. This answer key will provide students with the correct answers to all questions, enabling them to estimate their scores before the official results are announced.
| Particulars | PDF Link |
| Exam Name | Tamil Nadu Class 10 Science Exam 2025 |
| Exam Date | 11 April 2025 |
| Answer Key Release Date | After the exam |
| Available Solutions | Tamil Nadu Class 10 Science Answer Key 2025 |
| Download Format | Tamil Nadu Class 10 Science Answer Key 2025 PDF |
| Applicable Class | Class 10 |
| Usage | Checking answers, estimating scores, improving preparation |
Also Check: Tamil Nadu Class 10 Mathematics Answer Key 2025 OUT
The Tamil Nadu Class 10 Science Exam 2025 is a crucial board exam conducted by the TN Board to assess students' mathematical skills. The exam is expected to be held in March 2025 from 10:00 AM to 1:15 PM.
Key Features of the TN 10th Science Exam 2025:
Objective & Descriptive Questions – Includes multiple-choice, short, and long-answer questions.
Marking Scheme – Based on stepwise evaluation for accuracy and method.
Syllabus Coverage – Questions from Algebra, Calculus, Trigonometry, Statistics, and Geometry.
Answer Key for Self-Assessment – Helps students verify answers and calculate estimated scores.
The Tamil Nadu Class 10 Science Answer Key 2025 PDF is now available for download. Students who appeared for the TN 10th Science board exam can access this valuable resource to assess their InfinityLearn. The answer key provides the correct solutions to all questions asked in the examination, allowing students to compare their responses and estimate their scores before the official results are InfinityLearn.
To download the TN 12th Science Answer Key 2025 PDF, students can visit the official website of the Tamil Nadu Board of Higher Secondary Education. The answer key is typically released in both Tamil and English mediums to cater to all InfinityLeran. This document is crucial for students to analyze their exam performance and get an idea of their expected marks.
It's important to note that while the answer key is a reliable tool, the final evaluation may have slight variations. Students should use this resource as a guide and wait for the official results for their final score.
| Paper Name | Download Link |
| Tamil Nadu Class 10 Science Answer Key 2025 (Set A) | [Download PDF] |
| Tamil Nadu Class 10 Science Answer Key 2025 (Set B) | [Download PDF] |
| Tamil Nadu Class 10 Science Answer Key 2025 (Set C) | [Download PDF] |
| Tamil Nadu Class 10 Science Answer Key 2025 (All Sets) | [Download PDF] |
Tamil Nadu Class 10 Science Exam 2025 – Chapter-wise Analysis
| Subject Area | Chapter Name | Weightage | Difficulty Level | Remarks |
| Physics | 1. Laws of Motion | 6–8 Marks | Moderate | Some tricky conceptual MCQs; numericals were formula-based. |
| 2. Optics | 8–10 Marks | Moderate to Tough | Ray diagrams were asked; one HOTS question tested application. | |
| 3. Electricity | 6–8 Marks | Moderate | Numericals were standard; circuit diagrams included. | |
| Chemistry | 4. Periodic Classification of Elements | 4–6 Marks | Easy | Mostly theory; very direct textbook-based questions. |
| 5. Types of Chemical Reactions | 6–8 Marks | Moderate | Balanced mix of reactions and reasoning. | |
| 6. Acids, Bases, and Salts | 5–6 Marks | Easy to Moderate | Easy scoring chapter; simple pH-based reasoning was asked. | |
| Biology | 7. Reproduction in Plants and Animals | 6–8 Marks | Easy | Diagram-based question was scoring; definitions were direct. |
| 8. Heredity and Evolution | 5–6 Marks | Moderate | Simple Mendel-based questions; one assertion-reasoning type. | |
| 9. Nervous System and Endocrine System | 5 Marks | Moderate | Function and hormone-matching question tested core concepts. | |
| 10. Life Processes | 6–8 Marks | Easy to Moderate | Diagrams and definitions; easily attempted by most. | |
| General Science | 11. Environmental Management | 4 Marks | Easy | Short notes and definitions; mostly scoring. |
| 12. Laws of Conservation of Energy – Application | 2–3 Marks | Easy | Direct one-liner based on everyday science. |
| Section | Type of Questions | No. of Questions | Marks per Question | Total Marks |
| Section A | Choose the correct answer (MCQs / Objective) | 14 | 1 mark | 14 |
| Section B | Very Short Answer (VSA) – 2 steps | 7 | 2 marks | 14 |
| Section C | Short Answer – 3 steps | 7 | 3 marks | 21 |
| Section D | Long Answer / Application Based – 4 to 5 steps | 7 | 4 marks | 28 |
| Total | 35 Questions | 77 Marks |
| Section | Type of Questions | No. of Questions | Marks per Question | Total Marks | Marking Criteria |
| A | Objective Type (MCQs / Fill in the blanks / Matching) | 10 | 1 mark | 10 marks | 1 mark for each correct answer. No negative marking. |
| B | Very Short Answer Questions | 5 | 2 marks | 10 marks | Marks based on brief, correct responses. No step marks. |
| C | Short Answer Questions | 6 | 3 marks | 18 marks | Stepwise marking if applicable (especially for numericals/diagrams). |
| D | Long Answer / Application Based | 4 | 5 marks | 20 marks | Stepwise and content-based marking with emphasis on explanation & diagrams. |
| E | Diagram/Experiment-based Questions | 2 | 5 marks | 10 marks | Full marks for correct labeling, neatness, and explanation. Partial marks for incomplete diagrams. |
To calculate your score using the Tamil Nadu Class 10 Science Answer Key 2025, match your responses with the correct answers in the key. To estimate your score using the Tamil Nadu Class 10 Science Answer Key 2025, follow these steps:
The Tamil Nadu Class 10 Science Answer Key 2025 is expected to be released a few days after the exam, which is scheduled for April 07, 2025. The TN Board (DGE TN) will publish the official answer key on its website, allowing students to verify their answers and estimate their scores. This helps in understanding their performance and identifying any errors before the official results are declared. Students should regularly check the official website for updates on the TN 10th Science Answer Key 2025 PDF download.
The Tamil Nadu Class 10 Science Answer Key 2025 is crucial for students for several reasons:
The official answer key is typically released by the Directorate of Government Examinations (DGE), Tamil Nadu, a few days after the examination. Students can expect it to be available in the second week of April 2025.
The official answer key can be downloaded from the DGE Tamil Nadu's official website: https://dge.tn.gov.in. Navigate to the 'Latest Notifications' or 'Examinations' section to find the relevant link.
Yes, several educational platforms and coaching centers, such as Padasalai.net, often release unofficial answer keys shortly after the exam. While these can provide immediate insights, it's advisable to cross-verify with the official answer key once it's available.
To estimate your score:
Compare your responses with the correct answers provided in the answer key.
Assign marks as per the marking scheme:
Objective Questions (MCQs):
Very Short Answer Questions:
Short Answer Questions:
Long Answer Questions:
Sum the marks to get an estimated total score.
Yes, the answer key is released for all versions or sets of the question paper. Ensure you refer to the answer key corresponding to your specific question paper set.
The DGE Tamil Nadu typically does not entertain challenges to the official answer key for Class 10 examinations. However, if there are significant discrepancies, you may report them through your school authorities.
Unofficial answer keys are prepared by subject experts and are generally reliable. However, minor discrepancies can occur, so it's best to confirm with the official answer key once it's released.
No, there is no negative marking in the Tamil Nadu Class 10 Science examination. Students are encouraged to attempt all questions.
Previous years' answer keys can be accessed through educational websites like Padasalai.net and other educational forums. These resources are valuable for practice and understanding the exam pattern.
The official answer key typically provides only the final answers. For detailed solutions and explanations, students may refer to educational platforms or consult their teachers.