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INJSO 2027: Latest Updates, Syllabus, and Preparation Resources by Physics Wallah

INJSO 2027 is the second stage of the Junior Science Olympiad after NSEJS. Check the 2026-27 selection process, dates, syllabus, exam pattern, and subjects. Prepare with PW classes, DPPs, mock tests, revision, and doubt-solving support for the Olympiad.
authorImageMuskan Verma4 Sept, 2026
INJSO 2027

The Indian National Junior Science Olympiad 2027 is the second stage of India’s Junior Science Olympiad programme. It is meant for students who qualify through the National Standard Examination in Junior Science (NSEJS). The programme focuses on scientific understanding, problem-solving, and application of concepts.

The INJSO Olympiad 2027 is part of the selection process for the International Junior Science Olympiad (IJSO). Students need to qualify through the prescribed stages to progress towards the international level.

If you are planning to appear for the INJSO Exam 2027, you should understand the selection process, eligibility, syllabus, exam pattern, and preparation approach. Regular practice and revision can help you work on conceptual understanding and problem-solving skills.

INJSO 2027 Latest Update

The Junior Science Olympiad programme for the 2026-27 cycle begins with the National Standard Examination in Junior Science (NSEJS). NSEJS is the first stage leading to INJSO. For students aspiring to participate in the International Junior Science Olympiad in 2027, the first-stage examination is scheduled in 2026.

The NSEJS 2026 examination is scheduled for November 22, 2026. Student enrolment is scheduled from August 21 to September 14, 2026. The examination is organised by the Indian Association of Physics Teachers (IAPT).

The Junior Science Olympiad differs from the senior Science Olympiad subjects. HBCSE states that all stages of the Junior Science Olympiad are handled by IAPT.

The exact INJSO 2027 dates should be checked through the official IAPT announcements. The official HBCSE Science Olympiad page currently notes that NSEJS and INJSO are conducted entirely by IAPT and directs students to the Junior Science Olympiad website for information.

INJSO Important Information

The INJSO syllabus is broadly equivalent to the Class 10 CBSE level in Science and Mathematics. Topics studied in lower classes are also included. HBCSE also notes that Olympiad questions can be non-conventional and may require a higher level of problem-solving than regular board examinations.

The examination tests concepts from Physics, Chemistry, Biology, and Mathematics at the prescribed level. Students should understand concepts instead of depending only on memorisation.

INJSO Resource

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INJSO Syllabus

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INJSO Question Paper

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INJSO Previous Year Questions

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INJSO Answer Key

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The INJSO exam 2027 is conducted after the first-stage NSEJS selection. The examination includes objective and descriptive questions. The recent INJSO pattern includes multiple sections, with some questions carrying negative marking and descriptive questions requiring students to show their method and reasoning.

The syllabus is based broadly on the secondary-level Science and Mathematics curriculum. Physics includes areas such as units and measurements, motion, force, work, energy, electricity, and other Class 10-level concepts. Chemistry covers fundamental concepts, chemical reactions, acids, bases, metals, carbon compounds, and related topics. Biology includes living organisms, plants, animals, human systems, heredity, environment, and related concepts.

The Junior Science Olympiad follows a selection pathway that starts with NSEJS. Students who qualify through the prescribed criteria can progress to the next stage and continue towards the selection process for IJSO.

INJSO Preparation Support by PW

Preparing for the Junior Science Olympiad requires strong concepts and regular problem-solving practice. You should give equal attention to understanding topics and applying them to unfamiliar questions.

PW provides study support through classes, practice questions, DPPs, mock tests, revision, and doubt-solving resources.

1. Live and Recorded Classes

Live classes can help you understand difficult Science and Mathematics concepts with teacher guidance. You can ask questions during the learning process and work through problems with the class.

Recorded classes can be useful when you need to revise a topic. You can revisit difficult concepts and study them at your own pace.

For INJSO preparation, start with the basic concepts from the prescribed syllabus. Once your understanding improves, move towards application-based questions.

2. Subject-Wise and Topic-Wise Preparation

A subject-wise study plan can help you cover the syllabus in an organised manner. Divide Physics, Chemistry, Biology, and Mathematics into smaller topics.

Start with topics that form the foundation for other concepts. Make short notes while studying. Include important definitions, formulas, reactions, diagrams, and concepts that need regular revision.

Do not limit your practice to direct questions. Olympiad questions can require you to connect different concepts and apply them to new situations.

3. Practice Questions and DPPs

Regular practice is important for improving your ability to solve unfamiliar problems. Use practice questions after completing each topic.

DPPs can help you revise concepts through regular question-solving. Try to solve each question independently before checking the solution.

When you make a mistake, identify the reason. It could be a concept gap, calculation error, incorrect interpretation, or incomplete reasoning. Revise the relevant topic before attempting similar questions again.

4. Mock Tests and Exam Practice

PW Olympiad Mock tests can help you practise solving questions within a fixed time. They also give you an opportunity to assess your preparation across different subjects.

Start with topic-wise tests and then move towards complete papers. During analysis, check both correct and incorrect answers.

Pay attention to questions that took too much time. Olympiad preparation is not only about knowing the answer. You also need to understand how to reach the answer logically.

5. Doubt-Solving and Revision Support

Doubt-solving support can help you address concepts that remain unclear during preparation. Try to resolve doubts before moving to related advanced topics.

Revision should continue throughout your preparation. Keep revising older topics while studying new ones.

You can maintain a simple revision schedule for formulas, concepts, diagrams, reactions, and important problem-solving methods. Regular revision can help you retain concepts for the examination.

Preparing for the Indian National Junior Science Olympiad 2027 requires consistent work across Science and Mathematics. Start with the prescribed syllabus, understand the concepts, and practise different types of questions. You can use PW Olympiad classes, DPPs, practice questions, mock tests, revision, and doubt-solving support to structure your preparation.

PW provides Olympiad exam content, including Olympiad Exam Updates, sample papers, mock tests, guidance sessions, and more. Also, enroll today in the Olympiad Online Batches for preparation.

INJSO FAQs

What is INJSO?

INJSO is the second stage of India’s Junior Science Olympiad programme for students who qualify through NSEJS.

What is the INJSO syllabus?

The syllabus is broadly based on Class 10-level Science and Mathematics, along with topics from lower classes.

When is the NSEJS 2026 exam scheduled?

The NSEJS 2026 exam is scheduled for November 22, 2026.

What subjects are covered in INJSO?

INJSO covers Physics, Chemistry, Biology, and Mathematics at the prescribed level.
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