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NSO 2025 Exam - Dates, Eligibility, Application, Pattern, Admit Card
Upcoming Event
NSO Exam Date : 13 Nov' 2025 - 13 Nov' 2025
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About NSO 2025
SOF NSO 2025-26 - The Science Olympiad Foundation (SOF) is responsible for conducting the SOF NSO exam. The foundation conducts the exam in two levels, Level 1 and level 2. Students studying in Class 1 to Class 12 can apply for the SOF NSO 2025-26 level 1 exam. Whereas, the NSO level 2 exam is held for students from classes 3 to 12. SOF NSO 2025-26 registration is typically concluded 30 days before the exam date. Students can register through their respective schools.
- The SOF will conduct the NSO 2025-26 level 1 exam on three dates: November 13, November 27 and December 11, 2025.
- The level 2 exam dates for SOF NSO 2025-26 will be announced by January 2026.
- The SOF will release the NSO answer key for Set A, Set B, and Set C soon after the exam.
- The SOF NSO results will be released online through the official website, sofworld.org.
- The exam will be held in offline mode for a duration of 1 hour.
- NSO is an annual scholarship exam that tests students’ scientific reasoning and logical ability.
- Students need to submit the NSO application form along with the registration fee of Rs. 125 at their respective schools.
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NSO 2025 Highlights
| Full Exam Name | National Science Olympiad |
| Short Exam Name | NSO |
| Conducting Body | Science Olympiad Foundation |
| Frequency Of Conduct | Once a year |
| Exam Level | Intermediate |
| Languages | English |
| Mode Of Application | offline |
| Application Fee | Offline : 125 |
| Mode Of Exam | offline |
| Exam Duration | 1 Hour |
NSO Important Dates
NSO National Science Olympiad (session 2025)
13 Nov' 2025 - 13 Nov' 2025 . Offline
Exam Date
Level-1
27 Nov' 2025 - 27 Nov' 2025 . Offline
Exam Date
Level-2
11 Dec' 2025 - 11 Dec' 2025 . Offline
Exam Date
Level-3
- SOF will release the NSO set A, set B, and set C answer keys a few days after the exam.
- Class 1 to 12 students will be able to download the National Science Olympiad answer keys by visiting the link given above.
- The answer keys contain all the correct answers to SOF NSO 2025-26.
- Students enrolled in classes 1 to 12 are eligible to apply for SOF NSO 2025-26 through their respective years.
- A student can apply for the exam once a year.
- A minimum of 10 students should register from each school for the NSO exam 2025-26.
- The organising body sends the prospectus of SOF NSO 2025-26 containing registration forms to all schools registered with SOF.
- Students need to contact their respective schools to fill out the NSO application form.
- The schools will then return the duly filled registration forms to SOF along with the application fees within the dates specified.
- The students' roll numbers will be generated by the coordinating teacher appointed in each school.
- They will also send a copy of the roll numbers of students.
- At least 10 students must be registered from each school for the NSO exam 2025-26.
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Apply NowDocuments Required at Exam NSO 2025
National Science Olympiad 2025
- Admit Card
SOF NSO Exam Pattern 2025-26 - Level 1
| Particulars | NSO 2025 Level 1 |
| Type of questions | Multiple Choice Questions (MCQs) |
| Time duration | 60 minutes |
Number of questions and marks | Class 1 – 4: 35 questions (40 marks) Class 5 – 12: 50 questions (60 marks) |
| Sections | Class 1 – 10: Section-1: Logical Reasoning Class 11 – 12: Section-1: Physics/Chemistry |
| Medium of paper | English |
Syllabus | CBSE, ICSE/ISC and State Board syllabi |
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Test of English as Foreign Language
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NSO 2025 Syllabus
NSO National Science Olympiad Syllabus
The world of living
Natural resources and their conservation
Class 6-Science: Unit 09
The world of living
- Characteristics of living beings, parts of plants, body movements in animals and adaptation
Class 7-Science: Unit 17
Natural resources and their conservation
- Soil, water: A precious resource, forests our lifeline, wastewater story
- Students who are preparing for the National Science Olympiad 2025-26 should solve the sample papers for a better understanding of the exam pattern and syllabus.
- Students can also check their preparation level by solving the sample papers.
- Sample papers also help students improve their performance in the SOF NSO 2025-26 examination.
The foundation will release the Level 1 exam admit cards one or two weeks before the exams. Students can collect their NSO admit cards from the respective school authorities. Whereas, the candidates will be able to download the NSO admit card for the level 2 exam from the official website.
- The Science Olympiad Foundation will announce the result online. The level 1 exam results are expected to be released in January 2026.
- Students can check their results by visiting their respective schools or accessing them online on SOF’s official website.
NSO Level 1 cutoff is released a few days before the result announcement. Till then, students can check previous years' cutoff below.
NSO Cutoff 2023-24 (Level 1) for Class 3 to 10
NSO (2023-24) - 1ST LEVEL CUT-OFF TOP-5%
CLASS | TOTAL MARKS | ACHIEVERS SECTION | SCIENCE | LOGICAL REASONING |
03 | 31 | 6 | 22 | 3 |
04 | 30 | 6 | 20 | 4 |
05 | 40 | 9 | 24 | 7 |
06 | 40 | 9 | 21 | 10 |
07 | 39 | 12 | 20 | 7 |
08 | 37 | 6 | 26 | 5 |
09 | 38 | 12 | 23 | 3 |
10 | 40 | 12 | 22 | 6 |
CLASS | TOTAL MARKS | ACHIEVERS SECTION | PHYSICS & CHEMISTRY | SCIENCE |
11 | 32 | 12 | 9 | 11 |
12 | 35 | 9 | 12 | 14 |
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General Information
Contacts
01244951200 + 2 more
Relevant Links
Official Website Link Click HereFrequently Asked Questions
1. When will the foundation release the SOF NSO answer key 2025-26?
The SOF NSO answer keys for Set A, Set B, and Set C will be released a few days after the exam.
2. Is there any negative marking in NSO exam?
No, there is no negative marking in the NSO exam 2025-26.
3. Which is the best book for NSO 2025-26?
Students have to follow their course books and solve the NSO sample papers to prepare for the NSO exam.
4. Can less than 10 students apply for NSO exam from a school?
No, SOF does not accept less than 10 applications from a school.
5. How to know my NSO Exam Centres?
NSO exam is held at the respective schools within school hours only.
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Questions related to NSO
Have a question related to NSO ?
hi,
the date for the NSO result has not been officially declared by the authorities but as per the information the NSO is likely to declare its results in march 2025 , of the level 2 exam which was held on February 9 2025 .
to get more information keep updated regarding the dates by visiting their official website .
hope this helps
Kenma Kozume 22 February 2025
Hello
Lost admin card for an NSO (National Science Olympiad) exam .
To get a lost admit card , visit the official exam website , log in with your registration details and re-download it . If you are unable to do so then to recover it , I recommend reaching out to the official NSO helpline or support team . they should be able to assist you in recovering your admin card .
Make sure to provide your relevant details such as your registration number , name and the email address you used to register .
For more details check out link given below :
https://school.careers360.com/articles/sof-admit-card
Thank you
Mitali Sharma 03 December 2024
The science Olympiad foundation conducts the national science Olympiad. NSO set A exam was conducted on 18th October 2024 and set B was conducted on November 12,2024 and set C esam will be held on December 3, 2024. Result of level is expected in January 2025 and for level 2 and 3 is expected in February and March 2025. You can view sample papers by clicking NSO sample papers
Annu Kumari 28 November 2024
Hello,
The NSO 2024–25 answer key is released on different dates for different sets. The SOF answer key will be released online.
To download the NSO 2024-25 answer key, follow these steps:
- Click on the link provided in the table above.
- The NSO 2024-25 answer key will appear on your screen.
- Press the download button to save it.
- The answer key will be downloaded in PDF format.
- Open the PDF and review the answers carefully. Use the answer key to calculate your scores.
Here you can get the answer key of NSO : https://school.careers360.com/articles/nso-answer-key
Hope it helps !
Prachi Kumari 13 November 2024
Hello Sunidhi,
The cutoff for the Class 6 National Science Olympiad (NSO) usually varies each year, depending on exam difficulty and student performance. For the 2024-25 exam, it is estimated to be around 40 marks, though official confirmation will be available with the results. The Science Olympiad Foundation (SOF) typically releases answer keys a few days after the exam, so you can expect the answer key for the November 12 exam (Set B) to be available shortly on their official website. Keep checking there for the latest updates on answer keys and cutoffs.
For more details, you can check out an article by Careers360 whose link is given below:
Link:
https://school.careers360.com/articles/nso-syllabus
I hope this answer helps you. If you have more queries then feel free to share your questions with us we will be happy to assist you.
Thank you and wishing you all the best for your bright future.
kumardurgesh1802 12 November 2024
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