The Central Board of Secondary Education (CBSE) conducted the CBSE Class 10 science exam on February 20, 2025. We have provided CBSE answer key science class 10 2025 for objective questions of sets 1, 2, 3. Students who want to calculate their expected score using the CBSE answer key Science Class 10 2025 can check out this article.
CBSE Class 10 Science Question Paper with Answer Key: Download PDF.
The exam was held in the morning shift from 10:30 am to 1:30 pm. The science paper contains 20 objective-type questions from the physics, chemistry and biology sections. Various known coaching institutes and subject experts also release the unofficial CBSE class 10 answer key right after the exam ends. We have provided the direct link to the CBSE 10th Science answer key in this article for students' reference.
Students who appeared for the CBSE Class 10 exam can check out the CBSE Class 10 answer key for all the sets below.
| Question Number | Correct Option | Question Number | Correct Option |
|---|---|---|---|
| 1 | D | 11 | C |
| 2 | A | 12 | D |
| 3 | B | 13 | B |
| 4 | D | 14 | B |
| 5 | B | 15 | C |
| 6 | B | 16 | C |
| 7 | C | 17 | A |
| 8 | A | 18 | C |
| 9 | C | 19 | A |
| 10 | C | 20 | A |
| Question Number | Correct Option | Question Number | Correct Option |
|---|---|---|---|
| 1 | C | 11 | C |
| 2 | D | 12 | D |
| 3 | C | 13 | A |
| 4 | C | 14 | C |
| 5 | B | 15 | A |
| 6 | D | 16 | D |
| 7 | D | 17 | B |
| 8 | B | 18 | A |
| 9 | B | 19 | A |
| 10 | B | 20 | B |
| Question Number | Correct Option | Question Number | Correct Option |
|---|---|---|---|
| 1 | A | 11 | A |
| 2 | C | 12 | C |
| 3 | C | 13 | B |
| 4 | D | 14 | D |
| 5 | B | 15 | D |
| 6 | B | 16 | D |
| 7 | D | 17 | A |
| 8 | D | 18 | A |
| 9 | B | 19 | B |
| 10 | C | 20 | B |
Various coaching institutes and subject experts have released the answer key for CBSE Class 10 Science subject. Below, we have provided the direct link to the CBSE Class 10 Science answer key 2025 for students.
CBSE Class 10 Answer Key Set and Code | Answer key link |
|---|---|
Set 1, Code 31. 1. 1 | |
Set 1, Code 31. 3. 1 | |
Set 1, Code 31. 5. 1 | |
Set 1, Code 31. 6. 1 | |
| Set 2, Code 31. 1. 2 | |
Set 2, Code 31. 3. 2 | |
Set 2, Code 31. 4. 2 | |
| Set 2, Code 31. 5. 2 | |
| Set 2, Code 31. 5. 2 | |
Set 3, Code 31. 1. 3 | |
Set 3, Code 31. 3. 3 | |
Set 3, Code 31. 4. 3 | |
Set 3, Code 31. 5. 3 |
Get your results instantly with our calculator!
Coaching institutes publish the unofficial Science board paper 2025 class 10 answer key on their official website right after the CBSE Class 10 exam. The unofficial CBSE 10th Science answer key includes the correct answers to questions asked in the exam. Check out the table below to stay updated with the important dates related to the CBSE Class 10 Science answer key.
Events | Dates |
|---|---|
February 15 to March 18, 2025 | |
CBSE Class 10 Science exam date | February 20, 2025 (10:30 am to 1:30 pm) |
CBSE Class 10 unofficial answer key 2025 | February 20, 2025 (after 1:30 pm) |
After the release of the unofficial CBSE Class 10 Science answer key, students can follow the general steps given below to calculate their estimated score.
Frequently Asked Questions (FAQs)
The CBSE Class 10 exam will end on March 18, 2025.
Students must score a minimum of 33% marks in aggregate and in each subject separately to pass the examination.
No, the CBSE board will not publish answer keys for any subject. However, known coaching institutes will release the CBSE class 10 answer keys right after the exam.
On Question asked by student community
Hello student!
You can refer to the CBSE Class 10 Mathematics Question Paper 2026 to practise questions and prepare for the Mathematics examination.
https://school.careers360.com/boards/cbse/cbse-class-10-maths-question-paper-2026
Hope it helps!
Hi Smriti Lama
The CBSE Class 10 Board Exam 2026-27 question paper pattern includes the latest exam structure, subject-wise marking scheme and question types. You can check the detailed pattern on Careers360:
Hi Somshiv Rath
If you mean a CBSE Class 8 Science question paper, Careers360 has a sample paper section where you can check the available Class 8 papers.
https://learn.careers360.com/school/cbse-8-class-preparation-material/
Hey there,
If you mean CBSE Class 10 rechecking/re-evaluation results 2026, CBSE has already completed the main post-result process for 2026. The Class X second-board results were declared on 18 July 2026, and CBSE has also issued the post-result facilities notice.
For verification/re-evaluation, CBSE says the result/status is uploaded online
Please mention important details like your school board, exam, and class to get the exact papers.
You can explore the useful resources here:
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