Name of Olympiad | Date of Examination(Tentative) | Details |
National Science Olympiad (NSO) | Level 1 Exam Date 1: Oct, 2025 Date 2: Nov, 2025 Date 3: Dec, 2025 | - The National Science Olympiad (NSO) is a competitive examination held in India for students in Classes 1 to 12.
- It aims to promote scientific reasoning, logical ability, and problem-solving skills among students.
- The Science Olympiad Foundation (SOF) conducts the exam at different levels, including school, zonal, state, and international levels.
- Science Olympiad Foundation is the organising body.
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National Level Science Talent Search Examination (NSTSE) | Offline Date: Dec, 2025 Online Date: Feb,2025 | - NSTSE, which stands for National Level Science Talent Search Examination, is a competitive exam that tests students' knowledge and skills in science and maths.
- A nationwide test in India that evaluates students' understanding of science and math concepts from Class 1 to Class 12.
- It aims to identify and foster talent in these subjects. NSTSE is renowned for its rigorous assessment approach.
- It is organised by the Unified Council.
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Vidhyarthi Vigyan Manthan (VVM) | Oct, 2025 | - Vidyarthi Vigyan Manthan (VVM) is a national program in India that popularizes science among students from Class 6 to Class 11.
- It is conducted by the Vijnana Bharati (VIBHA) in collaboration with the National Council of Educational Research and Training (NCERT) and Vigyan Prasar.
- It aims at popularizing science among school students and identifying young scientific talent.
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National Interactive Science Olympiad (NISO) | Level 1 Exam: Nov, 2025 | - The National Interactive Science Olympiad (NISO) is an exam in India designed to promote scientific interest and excellence among students from Class 1 to Class 12.
- Organized by the Eduheal Foundation, NISO evaluates students' understanding of science through interactive questions covering subjects like physics, chemistry, biology, and environmental science.
- It is designed to challenge students' understanding of science concepts and their application in real-world scenarios.
- EduHeal is the organising body of the NISO Olympiad.
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National Standard Examination in Biology (NSEB) | Nov, 2025 | - The National Standard Examination in Biology is a competitive examination conducted in India to assess students' knowledge and understanding of biology. It aims to identify and nurture young talents in the field of biology.
- Organized by the Indian Association of Physics Teachers (IAPT) under the guidance of the Homi Bhabha Centre for Science Education (HBCSE), NSEB serves as the first stage of selection for the Indian National Biology Olympiad (INBO).
- It is open to students up to Class 12 and covers various biology topics.
- Qualification test for the Indian National Biology Olympiad (INBO).
- Organized by the Indian Association of Physics Teachers.
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Indian Biology Olympiad (INBO) | Feb, 2025 | - The Indian Biology Olympiad (INBO) is a prestigious academic competition held in India to promote excellence in biology among students.
- Organized by the Indian Association of Physics Teachers (IAPT) in collaboration with the Homi Bhabha Centre for Science Education (HBCSE), INBO aims to identify and nurture talented students in the field of biology.
- It is the second stage of selection in the Indian National Biology Olympiad (INBO) and is open to students up to Class 12.
- It is the second stage in the selection process for the International Biology Olympiad (IBO).
- INBO is conducted by HBCSE.
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National Standard Examination in Chemistry (NSEC) | Nov, 2025 | - In India, the Indian Association of Physics Teachers (IAPT) and the Homi Bhabha Centre for Science Education oversee the National Standard Examination in Chemistry (NSEC), a competitive exam (HBCSE).
- It is the initial stage for selecting candidates for the Indian National Chemistry Olympiad (INChO).
- Open to students up to Class 12, NSEC evaluates their knowledge of chemistry topics.
- Indian Association of Physics Teachers (IAPT is the organising body for NSEC.
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Indian National Chemistry Olympiad (INChO) | 2 Feb, 2025 (Confirmed) | - The Indian National Chemistry Olympiad (INChO) is a prestigious competition held in India to recognize and cultivate talent in chemistry among students.
- Organized by the Indian Association of Physics Teachers (IAPT) with the guidance of the Homi Bhabha Centre for Science Education (HBCSE), INChO serves as the final stage of selection for the Indian team for the International Chemistry Olympiad (IChO).
- It is open to high school students, typically up to Class 12, who have successfully cleared the National Standard Examination in Chemistry (NSEC).
- Second stage of the selection process for the International Chemistry Olympiad (IChO).
- HBCSE is the official body to organise this exam.
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National Standard Examination in Physics (NSEP) | Nov, 2025 | - The National Standard Examination in Physics (NSEP) is a competitive exam conducted in India to assess students' understanding of physics.
- Organized by the Indian Association of Physics Teachers (IAPT) under the guidance of the Homi Bhabha Centre for Science Education (HBCSE), NSEP serves as the first stage of selection for the Indian National Physics Olympiad (INPhO).
- Students up to Class 12 are eligible to participate, and the exam covers various physics topics.
- Top performers in NSEP will be qualified for INPho.
- IAPT is the official conducting authority.
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Indian National Physics Olympiad (INPhO) | 2 Feb, 2025 (Confirmed) | - The Indian National Physics Olympiad (InPhO) is a prestigious competition organized by the Indian Association of Physics Teachers (IAPT) and guided by the Homi Bhabha Centre for Science Education (HBCSE).
- It serves as the final stage of selection for the Indian team for the International Physics Olympiad (IPhO). Open to high school students, usually up to Class 12, who have cleared the National Standard Examination in Physics (NSEP), InPhO aims to identify and nurture talent in physics.
- It serves as the second stage in the selection process for the International Physics Olympiad (IPhO).
- HBCSE is the whole and sole organising authority for INPho.
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National Standard Examination in Junior Science (NSEJS) | November 2025 | - It is the qualifying stage for the INJSO Olympiad.
- It is organised by the Indian Association of Physics Teachers (IAPT.
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Indian Olympiad Qualifier in Junior Science (IOQJS) | Will be notified | - The Indian Olympiad Qualifier in Junior Science (IOQJS) is a significant competition in India to identify and nurture young talent in science.
- Organized by the Homi Bhabha Centre for Science Education (HBCSE), IOQJS is the initial stage of selection for various international science Olympiads for junior students.
- It is open to students up to Class 10 who have a passion for science and have excelled in the National Standard Examination in Junior Science (NSEJS).
- It serves as the entry point or we can say first stage for students aspiring to participate in the the International Junior Science Olympiad (IJSO).
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INJSO (Indian National Junior Science Olympiad) | Will be notified | - It is the second stage in the process of selecting the Indian team for the International Junior Science Olympiad (IJSO)
- HBCSE is the body to organises this exam.
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National Standard Examination in Astronomy (NSEA) | November 2025 | - It is the first stage in the IOAA selection process.
- Top performers of the NSEA exam are eligible for the INAO exam.
- The NSEA is organized by the Indian Association of Physics Teachers (IAPT) in association with the Homi Bhabha Centre for Science Education (HBCSE).
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INAO (Indian National Astronomy Olympiad) | November 2025 | - The Indian National Astronomy Olympiad (INAO) is a competition in India that promotes astronomy among students.
- Organized by the IAPT and HBCSE, it is the final selection stage for the Indian team for the International Olympiad on Astronomy and Astrophysics (IOAA).
- Open to high school students who have cleared the National Standard Examination in Astronomy (NSEA), top performers in INAO represent India internationally at the IOAA.
- It is the second stage in the selection process for the International Astronomy and Astrophysics Olympiad (IOAA).
- The INAO is organized by the Homi Bhabha Centre for Science Education (HBCSE).
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