CBSE Class 10 Science Answer Key 2026 - Solved Key by Subject Experts, Question Paper PDF, Exam Analysis
CBSE Class 10 Science Answer Key 2026 will be released shortly after the exam is concluded on February 25, 2026 from 10:30 AM to 1:30 PM. Check out the CBSE 10th Science answer key for the objective questions here!
The Central Board of Secondary Education is all set to conduct the Class 10 Science exam on February 25, 2026. The exam will take place between 10:30 AM and 1:30 PM. The unofficial CBSE Class 10 Science Answer Key 2026 will be updated here shortly after the exam is concluded at 1:30 PM. Knowing the CBSE 10th Science Answer Key 2026 will enable you to understand your probable scores. You can easily match your answers with the answer key provided here. You will require at least 33% marks in each subject to pass, combining theory and internal/practical assessments as per theCBSE Class 10 Passing Marks 2026. Continue reading the article to know the CBSE Class 10 Science Answer Key 2026.
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CBSE Class 10 Science Unofficial Answer Key 2026
The CBSE Class 10 Science exam comprises a theory paper of 80 marks and an internal assessment of 20 marks. The theory paper consists of 5 sections, from A to E, including objective, assertion-reason, short/long answer, and case-based questions. The paper generally focuses on NCERT-based content, with significant weightage on biology and application-based questions. Here we will provide the CBSE Class 10 Science Unofficial Answer Key 2026 for all sets (Set 1, 2, 3). You will find the answer key for the objective questions, i.e., Section A, from questions 1 to 20 only. The table below will be updated once the exam is concluded:Section A - Multiple Choice Questions
Question No. | Question (Set 1) | Answer |
| 1 | TBU | TBU |
| 2 | TBU | TBU |
| 3 | TBU | TBU |
| 4 | TBU | TBU |
| 5 | TBU | TBU |
| 6 | TBU | TBU |
| 7 | TBU | TBU |
| 8 | TBU | TBU |
| 9 | TBU | TBU |
| 10 | TBU | TBU |
| 11 | TBU | TBU |
| 12 | TBU | TBU |
| 13 | TBU | TBU |
| 14 | TBU | TBU |
| 15 | TBU | TBU |
| 16 | TBU | TBU |
| 17 | TBU | TBU |
| 18 | TBU | TBU |
| 19 | TBU | TBU |
| 20 | TBU | TBU |
Section A - Multiple Choice Questions
Question No. | Question (Set 2) | Answer |
| 1 | TBU | TBU |
| 2 | TBU | TBU |
| 3 | TBU | TBU |
| 4 | TBU | TBU |
| 5 | TBU | TBU |
| 6 | TBU | TBU |
| 7 | TBU | TBU |
| 8 | TBU | TBU |
| 9 | TBU | TBU |
| 10 | TBU | TBU |
| 11 | TBU | TBU |
| 12 | TBU | TBU |
| 13 | TBU | TBU |
| 14 | TBU | TBU |
| 15 | TBU | TBU |
| 16 | TBU | TBU |
| 17 | TBU | TBU |
| 18 | TBU | TBU |
| 19 | TBU | TBU |
| 20 | TBU | TBU |
Section A - Multiple Choice Questions
Question No. | Question (Set 3) | Answer |
| 1 | TBU | TBU |
| 2 | TBU | TBU |
| 3 | TBU | TBU |
| 4 | TBU | TBU |
| 5 | TBU | TBU |
| 6 | TBU | TBU |
| 7 | TBU | TBU |
| 8 | TBU | TBU |
| 9 | TBU | TBU |
| 10 | TBU | TBU |
| 11 | TBU | TBU |
| 12 | TBU | TBU |
| 13 | TBU | TBU |
| 14 | TBU | TBU |
| 15 | TBU | TBU |
| 16 | TBU | TBU |
| 17 | TBU | TBU |
| 18 | TBU | TBU |
| 19 | TBU | TBU |
| 20 | TBU | TBU |
Section A of the CBSE 10th Science question paper contains 20 multiple-choice questions, each carrying 1 mark. The question paper comprises a total of 39 questions, where internal choices will be available for a few sections. You can also checkCBSE 10th Result 2026here.