INAO 2026 Question Paper Out, Download PDF
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INAO 2026 Question Paper is one of the most important resources for students preparing for the Indian National Astronomy Olympiad (INAO). Practising previous year question papers helps aspirants clearly understand the exam pattern, question types, difficulty level, and marking scheme. With the INAO Exam 2026 scheduled on 31st January 2026 (9:00 AM to 12:00 PM), solving INAO previous year question papers is the simplest and most effective way to boost preparation.
Here, students can find complete details about the INAO question paper 2026, its benefits, exam structure, and free access to INAO Previous Year Question Paper and Answer Key PDFs.
INAO 2026 Question Paper Overview
The Indian National Astronomy Olympiad (INAO) is conducted to identify and nurture students with strong aptitude in astronomy and astrophysics. The exam tests conceptual clarity, logical reasoning, and the application of physics and mathematics in astronomical contexts.
| Particulars | Details |
| Exam Name | Indian National Astronomy Olympiad (INAO) 2026 |
| Conducting Body | Homi Bhabha Centre for Science Education (HBCSE) |
| Exam Level | National (Stage-3 of Olympiad path) |
| Mode | Offline (Pen & Paper) |
| Total Questions | 6 descriptive problems |
| Total Marks | 100 |
| Duration | 3 hours |
| Question Type | Subjective (theory + calculations) |
| Main Topics | Astronomy, Astrophysics, Physics |
| Next Stage | INO Training Camp |
INAO 2026 Question Paper PDF
The easiest way to prepare for the INAO exam is to practise INAO 2026 Question Paper along with solutions. These papers help students:
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Analyse their performance
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Compare answers with official solutions
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Learn correct problem-solving approaches
INAO 2026 Question Paper PDF Download Link
Free access to INAO previous year question paper and answer key PDF allows aspirants to practise anytime without restrictions.
INAO Exam Pattern 2026
Understanding the exam structure is essential before solving the INAO question paper.
| Particulars | Details |
| Exam Duration | 3 Hours |
| Question Type | Descriptive & Objective |
| Subjects Covered | Physics, Mathematics, Astronomy |
| Difficulty Level | Olympiad Level |
| Medium | English |
The INAO exam pattern 2026 focuses more on analytical thinking and problem-solving skills rather than rote learning.
INAO 2026 Question Paper: Types of Questions
The INAO question paper 2026 generally includes:
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Core Areas: Celestial coordinates, orbits, stellar evolution, telescopes, cosmology
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Physics Integration: Mechanics, optics, electromagnetism applied to space phenomena
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Concept Level: Olympiad-grade reasoning beyond NCERT
Regular practice of INAO previous year question papers helps students get comfortable with these formats.
INAO Marking Scheme 2026
The marking scheme plays a crucial role in shaping exam strategy.
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Marks are awarded for correct reasoning and final answers
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Partial marking may be applicable for descriptive questions
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Accuracy and presentation are important
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No casual guessing is advised
By solving the INAO question paper with answer key, students can better understand how marks are distributed.
How to Use INAO Question Paper for Preparation
To make the best use of the INAO 2026 question paper, students should:
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Solve the paper in a timed environment
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Avoid referring to notes while practising
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Analyse mistakes after completion
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Revise weak concepts immediately
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Reattempt difficult questions
Consistent practice significantly improves exam readiness.