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NSO Sample Papers 2024-25 for Class 1 to 12, Download PDF Here

NSO Sample Papers 2024-25 for Class 1 to 12, Download PDF Here

Edited By Vishal kumar | Updated on Jul 02, 2025 08:40 AM IST | #NSO
Upcoming Event
NSO  Exam Date : 13 Nov' 2025 - 13 Nov' 2025

The SOF has made NSO Sample Papers 2025-26 available in the form of a PDF file for all classes on the official website at sofworld.org. Using the provided links, students can also download the latest and previous years' sample papers of NSO from this article. They should solve NSO Olympiad sample papers, so they can practice with different types of questions and prepare for the SOF NSO exam.

This Story also Contains
  1. SOF NSO Exam Highlights 2025-26
  2. How to Download SOF NSO Sample Papers for Classes 1 to 12?
  3. Download NSO Sample Papers 2025-26 for Classes 1 to 12
  4. NSO Previous Years' Sample Papers for Classes 1 to 12 -Download PDF Here
  5. How to Effectively Use NSO Sample Papers 2025-26?
  6. NSO Level-1 Exam Pattern 2025-26 for Classes 1 to 12
NSO Sample Papers 2024-25 for Class 1 to 12, Download PDF Here
NSO Sample Papers 2024-25 for Class 1 to 12, Download PDF Here

Students may learn about key elements of the SOF NSO exam 2025-26, including the exam pattern, question types, and significant topics from the NSO syllabus, by solving the NSO sample papers. These NSO sample papers may be used by students to prepare for level 1 and level 2 exams. NSO sample papers are discussed in detail below, along with download links.

Background wave

SOF NSO Exam Highlights 2025-26

Go through the table given below to understand the NSO exam and its important details for the academic year 2025-26.

ParameterDetails
Exam Organizing Body

Science Olympiad Foundation (SOF)

Eligibility

Students from classes 1 – 12, enrolled in a school recognized by SOF

Exam LevelIntermediate
Application Process

Via the Respective School Authorities

Exam Dates

Level 1 Exam Date 1: 13th November 2025Level 1 Exam Date 2: 27th November 2025Level 1 Exam Date 3: 11th December 2025

Exam ModeOffline
Fee of Registration₹125
Frequency of ConductOnce a year
Objective

To identify & foster passion for Science

LanguagesEnglish
Duration1 hour
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How to Download SOF NSO Sample Papers for Classes 1 to 12?

Students can download National Science Olympiad question papers easily by following the given steps:

  • Go through the following table and click on the relevant link of the NSO sample paper as per the student’s class.
  • It will open the Careers360 sample paper store.
  • Click on free download, and it will redirect to the login/signup window
  • First-time users need to sign up with their required details, whereas already registered students can log in and access the NSO model papers.
  • Download the NSO sample papers and use them for future reference.
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Download NSO Sample Papers 2025-26 for Classes 1 to 12

Students should solve the sample papers to understand the current marking scheme and exam pattern. Go through the table below to download NSO class-wise sample papers for 2025-26.

Question PapersDownload Links

NSO Class 1 Sample Paper 2025-26

Click here

NSO Class 2 Sample Paper 2025-26

Click here

NSO Class 3 Sample Paper 2025-26

Click here

NSO Class 4 Sample Paper 2025-26

Click here

NSO Class 5 Sample Paper 2025-26

Click here

NSO Class 6 Sample Paper 2025-26

Click here

NSO Class 7 Sample Paper 2025-26

Click here

NSO Class 8 Sample Paper 2025-26

Click here

NSO Class 9 Sample Paper 2025-26

Click here

NSO Class 10 Sample Paper 2025-26

Click here

NSO Class 11 Sample Paper 2025-26

Click here

NSO Class 12 Sample Paper 2025-26

Click here


NSO Previous Years' Sample Papers for Classes 1 to 12 -Download PDF Here

Students are advised to practice with NSO's previous years' sample papers for understanding the important topics and the typology of questions. Solving previous years' sample papers can help students improve their time management. Students can download the NSO's previous years' sample papers for classes 1 to 12 using the links provided in the tables below.

Download Class-wise NSO Sample Papers 2024-25

Students can download the NSO previous years' sample papers 2024 for classes 1 to 12 from the table below:

Class (1 to 12)Download link

NSO Class 1 Sample Paper 2024-25

Click here

NSO Class 2 Sample Paper 2024-25

Click here

NSO Class 3 Sample Paper 2024-25

Click here

NSO Class 4 Sample Paper 2024-25

Click here

NSO Class 5 Sample Paper 2024-25

Click here

NSO Class 6 Sample Paper 2024-25

Click here

NSO Class 7 Sample Paper 2024-25

Click here

NSO Class 8 Sample Paper 2024-25

Click here

NSO Class 9 Sample Paper 2024-25

Click here

NSO Class 10 Sample Paper 2024-25

Click here

NSO Class 11 Sample Paper 2024-25

Click here

NSO Class 12 Sample Paper 2024-25

Click here

Download NSO Sample Papers 2023-24 for Class 1 to 12

Students can download the NSO previous years' sample papers 2023 for classes 1 to 12 from the table below:

Class (1 to 12)Download link

NSO Class 1 Sample Paper 2023-24

Click here

NSO Class 2 Sample Paper 2023-24

Click here

NSO Class 3 Sample Paper 2023-24

Click here

NSO Class 4 Sample Paper 2023-24

Click here

NSO Class 5 Sample Paper 2023-24

Click here

NSO Class 6 Sample Paper 2023-24

Click here

NSO Class 7 Sample Paper 2023-24

Click here

NSO Class 8 Sample Paper 2023-24

Click here

NSO Class 9 Sample Paper 2023-24

Click here

NSO Class 10 Sample Paper 2023-24

Click here

NSO Class 11 Sample Paper 2023-24

Click here

NSO Class 12 Sample Paper 2023-24

Click here

Download NSO Sample Papers 2022-23 for Class 1 to 12

Students can download the NSO previous years' sample papers 2022 for classes 1 to 12 from the table below:

Class (1 to 12)

Download Link

NSO Class 1 Sample Paper 2022-23

Click here

NSO Class 2 Sample Paper 2022-23

Click here

NSO Class 3 Sample Paper 2022-23

Click here

NSO Class 4 Sample Paper 2022-23

Click here

NSO Class 5 Sample Paper 2022-23

Click here

NSO Class 6 Sample Paper 2022-23

Click here

NSO Class 7 Sample Paper 2022-23

Click here

NSO Class 8 Sample Paper 2022-23

Click here

NSO Class 9 Sample Paper 2022-23

Click here

NSO Class 10 Sample Paper 2022-23

Click here

NSO Class 11 Sample Paper 2022-23

Click here

NSO Class 12 Sample Paper 2022-23

Click here

Download NSO Sample Papers 2021-22 for Class 1 to 12

Students can download the NSO previous years' sample papers 2021 for classes 1 to 12 from the table below:

Class (1 to 12)Download Link

NSO Class 1 Sample Paper 2021-22

Click here

NSO Class 2 Sample Paper 2021-22

Click here

NSO Class 3 Sample Paper 2021-22

Click here

NSO Class 4 Sample Paper 2021-22

Click here

NSO Class 5 Sample Paper 2021-22

Click here

NSO Class 6 Sample Paper 2021-22

Click here

NSO Class 7 Sample Paper 2021-22

Click here

NSO Class 8 Sample Paper 2021-22

Click here

NSO Class 9 Sample Paper 2021-22

Click here

NSO Class 10 Sample Paper 2021-22

Click here

NSO Class 11 Sample Paper 2021-22

Click here

NSO Class 12 Sample Paper 2021-22

Click here


How to Effectively Use NSO Sample Papers 2025-26?

  • After covering the entire NSO syllabus 2026 here, students should start solving these NSO question papers to practice with the types of questions asked.
  • Solving NSO sample papers can help students learn about topics of importance and the kinds of questions that are asked about a particular topic.
  • Attempt to solve these question papers without looking at the answer key, then compare their answers to the NSO's answer key for evaluation. By doing so, they will be able to identify their weak and strong areas and work on improving them.
  • Try to answer every question within the allotted time. It will help students increase their speed.
  • After solving, mark all of the answers on the OMR Sheet. Then, use the SOF NSO marking scheme for calculating the probable scores.

NSO Level-1 Exam Pattern 2025-26 for Classes 1 to 12

Students will need to mark one answer on the OMR sheet. Students can follow the given marking scheme while evaluating their performance or calculating the probable NSO result 2025-26.

ClassSectionNo. of QuestionsMarks per QuestionTotal Marks
1 to 4Logical Reasoning515

Science25125

Achievers Section5210

Grand Total35
40
5 to 10Logical Reasoning10110

Science35135

Achievers Section5315

Grand Total50
60
11 to 12Physics & Chemistry25125

Achievers Section5315

Mathematics/Biology20120

Grand Total50
60


Frequently Asked Questions (FAQs)

1. In the NSO exam, are questions from the NSO sample papers asked?

NSO sample papers provided by SOF contain similar types of questions asked during the examination. The purpose of these question papers is to help students prepare for real exams.

2. How useful are National Science Olympiad sample papers?

Students benefit from NSO sample papers since they enable them to become familiar with important features of an exam. In addition, solving NSO sample papers will improve students' speed. This will help them to score well on the NSO exam.

3. Who conducts the NSO exam 2025-26?

The Science Olympiad Foundation conducts the NSO exam for the academic year 2025-26 for classes 1 to 12.

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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

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

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

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:

  1. Click on the link provided in the table above.
  2. The NSO 2024-25 answer key will appear on your screen.
  3. Press the download button to save it.
  4. The answer key will be downloaded in PDF format.
  5. 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 !

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.


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