CBSE 10 Science Answer Key 2026: The Central Board of Secondary Education (CBSE) has started the Class 10th Science Board Exam 2026 today, February 25, 2026, at various centres. As per the schedule, the 80-mark theory paper exam is scheduled from 10:30 AM to 1:30 PM, with an additional 15 minutes provided at the start to read the question paper.
Class 10 students who appeared for the exam will be able to check their performance by using the CBSE 10 Science Answer Key 2026, which is prepared by subject experts for different sets. Following the exam, students will be provided an analysis of the CBSE Class 10 Science Question Paper, including a detailed breakdown of the difficulty level, student responses, and a comprehensive evaluation of the questions by our subject experts.
CBSE 10 Science Answer Key 2026 Unofficial
The CBSE Class 10 Science Exam 2026 will be conducted today for 80 marks. As per the revised pattern,the question paper consists of 39 compulsory questions with approximately 33% internal choice provided within specific questions. The CBSE 10th Science Question Paper includes MCQs, Assertion and Reasoning, Short Answer, Long Answer, and Case-based Questions. Here’s the set-wise CBSE 10 Science Unofficial Answer Key 2026.
|
The CBSE 10 Science Unofficial Answer Key 2026 will be provided after the exam concludes at 1:30 PM |
CBSE Class 10 Science Question Paper Analysis 2026
According to the revised pattern, the 10th board Science questions paper is heavily competency-based, with 50% of the marks dedicated to demonstrating knowledge and understanding, 30% for application-based concepts, and 20% for analytical or evaluative tasks. Students can check the overall and section-wise difficulty level of the paper.
|
The detailed CBSE Class 10th Exam Analysis will be updated shortly after the exam ends at 1:30 PM |
To pass the CBSE Class 10 Science exam in the 2025-26 session, the official passing percentage is 33%. Students must note that the CBSE 10 Science Answer Key 2026 is for reference purposes only. While it can help you calculate an approximate score, students should wait for the official CBSE results for their final marks.
CBSE Class 10th students who appered for the Maths exam can evaluate their performance through CBSE 10th Maths Answer Key Unofficial 2026 (OUT): Question Paper Difficulty Level
Live Updates
The paper is divided into three distinct subject-wise sections:
- Section A: Biology (30 Marks)
- Section B: Chemistry (25 Marks)
- Section C: Physics (25 Marks)
Based on recent trends and expert’s insights, the Class 10th Science paper is expected to be Moderate. While direct NCERT questions are included, according to pattern change there is a higher emphasis on competency-based and application-oriented questions compared to previous years.
The 10th CBSE Board Science exam writing session started at 10:30 AM. Students have started writing their answers in the booklets. The exam is 3 hours long (10:30 AM to 1:30 PM) and carries a maximum of 80 marks. The remaining 20 marks are allocated to internal assessments.
As per the rule, the question papers have been distributed at 10:15 AM. This provides students with a mandatory 15-minute "reading time" to review the questions before they begin writing.
The CBSE Class 10th Science exam is today, February 25, 2026. Here are important guidelines:
- Carry original Admit Card and your own stationery.
- No smartwatches/electronics.
- Ensure neat handwriting, clear headings, and bullet points.
- Utilise the extra 15 minutes wisely
- Double check the roll number on the answer sheet and other details.