INJSO Exam Date 2026: Registration, Syllabus, Admit Card, Pattern, and Results (OUT)

The Indian National Junior Science Olympiad (INJSO) 2026 is a prestigious national-level science competition conducted by HBCSE to identify and nurture talented students in Physics, Chemistry, Biology, and Mathematics. This Olympiad provides a platform for secondary school students across India to showcase their scientific aptitude and problem-solving skills.

Participants of INJSO 2026 will engage in a challenging multi-stage competition designed to assess their knowledge, critical thinking, and ability to tackle complex scientific problems. Students can find essential details about the INJSO 2026 exam date, INJSO registration, the exam syllabus and pattern, eligibility criteria, and the selection process for international-level science competitions.

🔴Latest Update: INJSO Result 2026 (Declared)

The Indian National Olympiad (INO) 2026 results have been officially announced by the Homi Bhabha Centre for Science Education (HBCSE) on 6th March 2026. Students who appeared in subjects such as Astronomy, Biology, Chemistry, and Physics can now check their selection status. The result also lists the students shortlisted for the Orientation-cum-Selection Camp (OCSC), which is the next stage in the Olympiad program. Shortlisted candidates will receive further instructions via the official website and their registered email addresses. 

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INJSO 2026 Overview - Key Details

INJSO 2026 Registration Process

The registration for INJSO 2026 on the official HBCSE website has now concluded. Eligible students were required to complete their applications within the given registration window.

The general steps for INJSO registration typically include:

1. Visit the Official Website: Access the designated HBCSE Olympiad portal.

2. Locate the Olympiad Section: Navigate to the section for upcoming exams, specifically the INJSO.

3. Complete the Form: Fill in the online registration form with accurate personal and academic details, including date of birth and any identification codes.

4. Select Test Centre: Choose a preferred examination centre from the list of available locations.

5. Submit the Application: Review all details carefully and submit the completed registration form for confirmation.

INJSO Exam Application Form

The INJSO 2026 (Indian National Junior Science Olympiad) registration and examination cycle has concluded. The exam was conducted offline on February 1, 2026, following an online application and enrollment period earlier in January 2026.

For future aspirants, the INJSO application process involves these key points:

• Eligibility: Only students who qualify in Stage 1 (NSEJS) are eligible to apply for INJSO.

• Exam Date: The INJSO is conducted in a pen-and-paper format and is scheduled for early February each year.

• Application: Candidates must complete online registration during the specified window, providing personal and academic details, and select their preferred examination centre.

INJSO Exam Fees 2026

Candidates who qualify for the Indian National Junior Science Olympiad (INJSO) do not have to pay any additional fee for this stage. However, all participants must pay a non-refundable enrollment fee of ₹300 for the preliminary National Standard Examination in Junior Science (NSEJS). Shortlisted students who clear NSEJS and register for INJSO are automatically exempt from any further fees.

Stages of the INJSO

The Indian National Junior Science Olympiad (INJSO) is conducted in multiple stages to identify and nurture young scientific talent:

Stage 1 – Regional Level: This initial stage is conducted at regional centres across India. Students take a written examination that evaluates their scientific knowledge, analytical reasoning, and problem-solving skills.

Stage 2 – National Level: Students who perform exceptionally well at the regional stage qualify for the national level. This stage involves a more challenging written test and may include practical or experimental assessments.

Stage 3 – International Junior Science Olympiad (IJSO): The top performers from the national stage move on to represent India at the International Junior Science Olympiad. At this stage, students face rigorous theoretical and practical examinations alongside participants from around the world.

INJSO Admit Card 2026

The INJSO 2026 admit card (hall ticket) was issued by the Homi Bhabha Centre for Science Education (HBCSE) in January 2026. Students used this admit card to appear for the INJSO exam, which was conducted successfully on February 1, 2026. The results for the examination have since been officially announced.

INJSO Exam Pattern and Syllabus

A clear understanding of the INJSO exam pattern and syllabus for 2026 is crucial for students aiming to excel in this national-level science Olympiad. The exam assesses knowledge and problem-solving abilities across Physics, Chemistry, Biology, and Mathematics with a structured approach.

Exam Structure: The INJSO is conducted for a total of 3 hours in both English and Hindi (selectable during registration). The test consists of 35 questions divided into three sections:

• Section 1 – Multiple Choice Questions (MCQs): 15 questions; +3 marks for each correct answer and -1 mark for each incorrect answer.

• Section 2 – Multiple Select Questions: 9 questions; each carries 5 marks. Full marks are awarded only if all options are correct, with no negative marking.

• Section 3 – Subjective Questions: 11 questions focusing on method and reasoning. Valid assumptions and approximations are allowed, with a maximum of two extra sheets provided if needed.

Syllabus Overview: The INJSO 2026 syllabus closely follows the NCERT Class 9 and 10 curricula while incorporating higher-level concepts to challenge students’ understanding.

• Physics: Topics include Light (Concave Mirror, Reflection, TIR, Shadow), Sound (Echo, Nodes & Antinodes), Electricity, Work, Power, Energy, Magnetism, Gravitation, Simple Harmonic Motion, Fluids, Force, Heat, Rectilinear Motion, Unit Dimensions, and Electrostatics.

• Mathematics: Permutation & Combination, Arithmetic & Geometric Progression, Triangles, Circle, Quadrilaterals, Linear & Quadratic Equations, Number Systems, Ratio & Proportion, and Trigonometry.

• Chemistry: Acids, Bases & Salts, Metals & Non-Metals, Mole Concept, Carbon Chemistry, Gas Laws, Analytical Concepts, and Periodicity.

• Biology: Cell Biology, Biodiversity, Biotech (Genetically Modified Crops), Human Health & Diseases, Reproduction, Heredity & Evolution, Control & Coordination, and Microbes in Human Welfare.

Advantages of Participating in INJSO 2026

• Participating in the Indian National Junior Science Olympiad (INJSO 2026) offers several significant benefits for young students aiming to strengthen their scientific knowledge and problem-solving abilities.

• Firstly, students enhance their understanding of core scientific concepts across Physics, Chemistry, Biology, and Mathematics, ensuring a strong foundation for future academic pursuits. 

• The competitive environment of INJSO also nurtures critical thinking and creative problem-solving skills, helping students approach complex scientific challenges with logic and innovation skills valuable in both academics and everyday life.  

• Moreover, success in INJSO builds confidence and self-esteem, encouraging students to pursue their scientific interests with passion and determination. 

• Participants also gain exposure to cutting-edge research, interact with leading scientists and educators, and experience an international perspective on science. 

• High achievers in the INJSO may access scholarships, research opportunities, and global recognition, offering a platform for advanced learning and future academic excellence.