NSO (National Science Olympiad)

The National Science Olympiad (NSO) is a Science competition for students in grades 1 to 12. The Science Olympiad Foundation (SOF) organises it to find and foster future scientists, technologists, and information technology talent in secondary schools.

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The National Science Olympiad (NSO) 2022 was held on the 18th of October,3rd of November and 1st of December 2022 by the Science Olympiad Foundation (SOF). Participants in the NSO are rated according to their 1st level of performance. After taking the first level of the test, students can evaluate themselves academically on four separate levels: inside the school, at the local level, at the state level, and, most crucially, at the worldwide level. This article has provided more information on NSO 2022.

NSO 2022 Overview

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 (General) 125 Rs [Offline]
Mode of Exam Offline
Exam Duration 1 Hour

Eligibility Criteria of NSO 2022

Details regarding NSO eligibility criteria for 2022 have been listed below.

Level 1 NSO Exam Eligibility

The NSO level 1 test has no explicit eligibility requirements. All students in the country in grades 1 to 12 are eligible.

Level 2 NSO Exam Eligibility

The following students are eligible for the level 2 exam:

  • The top 5% of students in each class who take the first-level test
  • Top 25 zone and class rank holders
  • Each participating school’s class toppers, with at least 10 students from each class taking the exam and scoring 50% qualifying marks. Students with the best grades, regardless of section, will qualify for the second level if registration is received section-by-section. The winner(s) of the gold medal in the section-wise registrations may or may not qualify for the second level.

NSO 2022 Registration

The NSO registration process has been explained in detail below.

  • Offline Mode of Operation
  • Payment Type: Other
  1. All schools enrolled with SOF get a prospectus for SOF NSO 2022, which includes registration materials.
  2. To complete the NSO application form, students should contact their particular institutions.
  3. The schools will subsequently send the completed registration forms and the application costs to SOF within the deadlines provided.
  4. The coordinating teacher assigned to each school will produce the candidates’ roll numbers.
  5. They will also submit a copy of the candidates’ roll numbers.
  6. It is required that each school enrol at least 10 students for the NSO test 2022.

NSO Exam Pattern

SOF NSO Exam Pattern 2022 (Levels 1 & 2)

Particulars NSO Level 1 NSO Level 2
Type of Questions Multiple-choice Questions (MCQs) Multiple-choice Questions (MCQs)
Time Duration 60 minutes 60 minutes
Number of Questions and Marks Class 1 – 4: 35 (40 marks)

Class 5 – 12: 50 (60 marks)

Class 3 – 4: 35 (40 marks)

Class 5 – 12: 50 (60 marks)

Sections Class 1 – 10:

Section-1: Logical Reasoning

Section-2 : Science

Section-3: Achievers Section

Class 11 – 12:

Section-1 : Physics/Chemistry Section-2 : Achievers Section

Section 3: Mathematics/ Biology

Class 1 – 10:

Section-1 : Science

Section-2: Achievers Section

Class 11 – 12:

Section-1: Physics/ Chemistry

Section-2: Achievers Section

Section 3: Mathematics/ Biology

Medium of Paper English English
Syllabus CBSE, ICSE/ISC and State Board syllabi CBSE, ICSE/ISC and State Board syllabi

NSO 2022 Syllabus

The NSO curriculum is available for download on the SOF’s official website. It includes all facets of the school’s educational needs. SOF NSO Syllabus PDF can also be downloaded from the Science Olympiad Foundation’s website, sofworld.org.

Part 1 The logical Reasoning section mostly focuses on Verbal and Non-Verbal Reasoning questions. To learn more about reasoning, read here.
Part 2 This is devoted to science, and it includes all of the pertinent topics and sub-topics.
Part 3 The Achievers’ portion is in Section 3. Higher-Order Thinking Questions are found in this section, which should be approached only after completing the preceding two.

Class-wise syllabus details are listed below

NSO Class 1 syllabus
NSO Class 2 syllabus
NSO Class 3 syllabus
NSO Class 4 syllabus
NSO Class 5 syllabus
NSO Class 6 syllabus
NSO Class 7 syllabus
NSO Class 8 syllabus
NSO Class 9 syllabus
NSO Class 10 syllabus
NSO Class 11 syllabus
NSO Class 12 syllabus

NSO Result 2022

SOF NSO Result 2022 will be released in March 2023.

After the examinations are completed, the NSO results are released within 7 to 8 weeks. Students can use their roll numbers to check their grades.  Students can get their results via their school or by going to the official website. Notably, students who pass the NSO level 1 test will be entitled to take the NSO level 2 exam in February 2023. (tentatively). In March 2023, the SOF NSO level 2 results will be released (tentatively).

Popular Olympiad Exams conducted by SOF

Frequently Asked Questions on NSO  


When will the NSO examinations for the academic year 2022 be held?

On November 27, 28, December 11, 12, 18, and 19, 2023, the SOF (Science Olympiad Foundation) will host the National Science Olympiad (NSO) for students in grades 1 to 12.

When will the NSO results be released?

NSO results are announced within 8 weeks following the exam and submitted to the schools involved. The NSO Results can also be found on the internet.

What is the NSO Olympiad syllabus?

The NSO Exam pattern is based on the CBSE, ICSE, and several state boards’ specified syllabuses. The complete information of the curriculum may be found on the SOF website.

What are the top books to study for the NSO?

For preparation, NCERT books/course books given by the CBSE/ICSE/state boards can be used. The following are some of the top books for NSO preparation:
1. MTG NSO Workbooks by Class (For Class 1 to 10)
2. SOF Olympiad Trainer – Apps for Mobile
3. OSDS (Olympiad Skill Development System)
4. Olympiad’s Reasoning Book (for preparation for the reasoning section of NSO).

Is there any negative marking in the NSO exam?

No, there is no negative marking in the NSO exam


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