
NSO Syllabus 2025-26: NSO syllabus is based on the CBSE, ICSE and various state boards. If you sit for the second level and have moved onto the next class, the syllabus will remain the same (i.e. of the previous class). For classes 10, 11 and 12, a total of 50 questions are asked in the NSO exam. The maximum time duration for the Olympiad is one hour. Students who are appearing for the National Science Olympiad 2024-25 must go through the NSO Olympiad syllabus 2025-26. After going through the NSO Syllabus 2025-26, students must check the NSO exam pattern to know the marking scheme and types of questions asked that would help in better Preparation for NSO exam 2025-26. The NSO Exam 2025 was conducted on November 13, November 27, and December 11, 2025. NSO exam level 1 2025 was held on December 11, 2025. SOF released the NSO level 1 exam dates 2025 on the official website.
The detailed syllabus class-wise for NSO exam 2025-26 is provided below. Students can now check NSO syllabus below.
- NSO Syllabus 2025-26
- NSO Syllabus for Class 12
- NSO Syllabus for Class 11
- NSO Syllabus for Class 10
NSO Syllabus 2025-26
NSO Syllabus for Class 12
NSO Syllabus for Class 11
NSO Syllabus for Class 10
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