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INO Exam 2025, Check INAO, INChO, INPHO, INBO & INJSO Exam Schedule

INO Exam 2025 for INChO, INBO, INPhO, INAO and INJSO is scheduled to take place on 1st and 2nd February 2025. Check INAO, INChO, INPHO, INBO & INJSO Exam Schedule details in the article.
authorImagePriyanka Dahima1 Feb, 2025
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INO Exam Date 2025

INO Exam 2025: The Indian National Olympiad (INO) serves as the second stage in India's selection process for international Olympiads in subjects like Astronomy, Biology, Chemistry, Physics, and Junior Science.

Organized by the Homi Bhabha Centre for Science Education (HBCSE), these exams help select students to represent India in international Olympiads . INO Exam 2025 is scheduled to take place on 1st and 2nd February 2025. In this article, we have highlighted the INO Exam Dates 2025 for HBCSE Olympiad, Indian Olympiad Selection Process, as well as the eligibility requirements, registration procedure, syllabus, and preparation advice.

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INO Exam 2025

The Indian National Olympiad (INO) acts as a selection procedure for students to represent India in different International Olympiads, including the International Physics Olympiad (IPhO), International Chemistry Olympiad (IChO), International Biology Olympiad (IBO), and International Astronomy Olympiad (IAO). The exam assesses students' deep understanding and analytical skills, which are crucial for excelling at the international level. The Indian National Olympiad (INO) is an esteemed national-level exam for students aspiring to excel in areas like Physics, Chemistry, Biology, Astronomy, and Junior Science. It serves as a vital stepping stone for students intending to take part in the International Olympiads in these disciplines.

INO Exam Schedule 2025

Here we have provided the details of the INO Exam 2025 for the second stage of HBCSE Olympiad in subjects like Astronomy, Biology, Chemistry, Physics, and Junior Science.
  • Indian National Astronomy Olympiad (INAO)
    • Date : 1st February 2025 (Saturday)
    • Time : 9:00 AM to 12:00 PM
    • Details : Organized by the Homi Bhabha Centre for Science Education (HBCSE), this exam aims to identify talent in astronomy among students. The exam consists of both subjective and objective questions with a total of 100 marks and negative marking for incorrect answers .
  • Indian National Chemistry Olympiad (INChO)
    • Date : 1st February 2025 (Saturday)
    • Time : 1:30 PM to 4:30 PM
    • Details : This examination evaluates students' knowledge of chemistry and is also conducted by HBCSE. It includes multiple-choice questions and is part of the selection process for the International Chemistry Olympiad.
  • Indian National Physics Olympiad (INPhO)
    • Date : 2nd February 2025 (Sunday)
    • Time : 9:00 AM to 12:00 PM
    • Details : This exam focuses on physics and consists of descriptive questions. It serves as a screening test for candidates aspiring to attend the Physics Orientation-Cum-Selection Camp .
  • Indian National Biology Olympiad (INBO)
    • Date : 2nd February 2025 (Sunday)
    • Time : 1:30 PM to 3:30 PM
    • Details : Similar to the other INO exams, this one tests students on their biology knowledge and is part of the selection for the International Biology Olympiad .
  • Indian National Junior Science Olympiad (INJSO)
    • Date : 1st February 2025 (Saturday)
    • Time : 1:30 PM to 4:30 PM
    • Details : The Indian National Junior Science Olympiad (INJSO) is a prestigious annual competition aimed at identifying and nurturing talented young scientists in India. Organized by the Homi Bhabha Centre for Science Education (HBCSE), this Olympiad serves as the second stage in the selection process for the International Junior Science Olympiad (IJSO).
INAO Exam Date 2025 INJSO Exam Date 2025 INChO Exam Date 2025
INBO Exam Date 2025 INPhO Exam Date 2025 Olympiad
The Indian National Olympiad (INO) Admit Card 2025 is now available for HBCSE Olympiad. Here are the key details regarding the admit card and the examination:

INO Admit Card 2025 Out

  • The INO Admit Card 2025 for the Indian National Olympiad (INO) in Astronomy, Biology, Chemistry, Physics and Junior Science can be downloaded from the official HBCSE website: secure.hbcse.tifr.res.in.
  • Candidates must log in using their registration credentials i.e. to access and download their hall ticket. It is important to note that hall tickets will not be sent via email or post .
  • Candidates must print and bring a signed copy of their admit card, along with a valid photo ID and proof of date of birth, to the examination venue. Failure to present these documents may result in disqualification from the exam.

What is Next After INO Exam 2025

After the Indian National Olympiad (INO), the next step for qualifying students is the Orientation-cum-Selection Camp (OCSC). Here is a detailed breakdown of the Indian Olympiad Selection Process.

Indian Olympiad Selection Process

1. Orientation-cum-Selection Camp (OCSC) :

  • Eligibility : Approximately the top 35 students from each subject who performed well in the INO are invited to attend the OCSC, which usually takes place from April to June at the Homi Bhabha Centre for Science Education (HBCSE) in Mumbai .
  • Purpose : This camp focuses on enhancing students' theoretical and practical skills through intensive training sessions, including problem-solving and laboratory work. Students also participate in lectures and discussions led by experienced scientists .

2. Selection for International Olympiads :

  • Based on their performance during the OCSC, students are selected to represent India at various International Olympiads. The number of students selected varies by subject:
      • 5 students for Astronomy and Astrophysics
      • 4 students each for Biology and Chemistry
      • 6 students for Junior Science .

3. Pre-Departure Training Camp :

  • Selected teams undergo a rigorous Pre-Departure Training program that prepares them for international competition. This includes advanced theoretical training and practical experiments tailored to the specific requirements of each International Olympiad .

4. Participation in International Olympiads :

  • Finally, the selected teams compete in their respective International Olympiads, where they have the opportunity to showcase their skills on a global stage.

INO Exam Center 2025

INO exam for Astronomy, Biology, Chemistry, Physics, and Junior Science are conducted at around 18 centers across India. Some INO Exam centers for HBCSE Olympiad are provided here:
  • Ahmedabad
  • Bengaluru
  • Bhopal
  • Bhubaneswar
  • Chandigarh
  • Chennai
  • Delhi
  • Guwahati
  • Hyderabad
  • Jaipur
  • Kochi
  • Kolkata
  • Kota
  • Lucknow
  • Mumbai
  • Nagpur
  • Patna
  • Ranchi

INO Exam Preparation Strategy 2025

  1. Understand the INO Syllabus : Familiarize yourself with the INO Syllabus available on official websites. This will help you identify key topics and allocate your study time effectively .
  2. Conceptual Understanding: Focus on grasping fundamental concepts in your chosen subjects as INO emphasizes conceptual clarity. This foundational knowledge is crucial for tackling complex problems during the exam .
  3. Practice Regularly :: Allocate time daily for problem-solving exercises. Utilize previous years' question papers and sample papers to understand the exam pattern and question types . Mock tests are vital; aim to complete 5-6 before the actual exam to improve time management skills .
  4. Develop a Study Schedule :: Create a structured study plan that divides topics evenly over your preparation period. Reserve the last month for revision to reinforce your understanding of key concepts .
  5. Time Management During INO Exam: During practice tests, keep track of time and attempt questions you are confident about first. This strategy not only boosts confidence but also ensures that you maximize your score potential .
  6. Stay Calm and Positive: Maintain a positive mindset throughout your preparation and during the exam. Stress management techniques such as deep breathing can help maintain focus and composure under pressure.

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Q1. Who conductes the Indian National Olympiad (INO) examinations?

Ans. Homi Bhabha Centre for Science Education (HBCSE) conductes the Indian National Olympiad (INO) examinations.

Q2. Why is the INO Examination conducted?

Ans. The Indian National Olympiad (INO) acts as a selection procedure for students to represent India in different International Olympiads, including the International Physics Olympiad (IPhO), International Chemistry Olympiad (IChO), International Biology Olympiad (IBO), and International Astronomy Olympiad (IAO).

Q3. What is the INO Exam Schedule?

Ans. INO Exam 2025 for INChO, INBO, INPhO, INAO and INJSO is scheduled to take place on 1st and 2nd February 2025.

Q4. What is next after the INO 2025 Examination?

Ans. After the Indian National Olympiad (INO) 2025 Examination, the next step for qualifying students is the Orientation-cum-Selection Camp (OCSC).
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