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INBO 2026 Question Paper

INBO 2026 Question Paper will be provided to the students after the exam. Indian National Biology Olympiad (INBO) 2026 will be conducted on February 1, 2026, in different test centres located in India. Students can get the question paper after the exam from the official website after the exam.
authorImageDivya Sharma31 Jan, 2026
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INBO 2026 Question Paper

INBO 2026 Question Paper:  INBO 2026 is the second stage of the Biology Olympiad in India. A student who passes the first stage (NSEB) gets to sit for this exam. The exam will be held on February 1, 2026. Students will get the INBO 2026 Question Paper after the exam is over. 

By looking at the question paper, a student can understand what kind of problems they need to solve. It helps them learn more about plants, animals, and human beings. Studying this paper is to prepare for a career in science and research.

INBO 2026 Question Paper Overview

The INBO 2026 Question Paper includes objective MCQ and subjective questions in the exam. Students get 2 hours to solve the paper schedule to be held on February 1, 2026. 

INBO 2026 Question Paper Overview

Authority Name

Homi Bhabha Centre for Science Education (HBCSE)

Exam Name

Indian National Biology Olympiad (INBO) 2026

Exam Date

February 1, 2026

Questions Format

Mixed (Objective MCQs + Subjective Analytical Problems)

Marking Scheme

Total 100 Marks (Positive marks for correct; negative for MCQs)

Duration

2 Hours (1:30 PM to 3:30 PM IST)

Official Website Link

https://olympiads.hbcse.tifr.res.in/

INBO 2026 Question Paper PDF

The INBO 2026 Question Paper PDF will be available for every student to download after the exam is over. Candidates can find it on the official website of HBCSE. It contains all the diagrams and stories used in the questions.

INBO 2026 Question Paper PDF

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INBO 2026 Questions Format

The format of the questions is designed to see how well a student can think.

  • Part A: This part has multiple-choice questions. A student must pick the one right answer.

  • Part B: This part has questions where you need to write short or long answers.

  • Data Questions: Some questions give you a chart or a table. A student must look at the data and explain what is happening.

  • Diagram Tasks: Candidates might have to label parts of a plant or a cell.

INBO 2026 Marking Scheme

INBO 2026 Marking Scheme for the MCQ questions includes the correct and negative marking. 

  • Correct Answer: 1 mark

  • Negative Marking: 0.25 Mark

Students get partial marks for the steps to attempt the questions in the INBO subjective exam. 

How To Use the INBO 2026 Question Paper?

  • First, read all the questions carefully without rushing.

  • Try to solve the easy questions in the beginning to gain confidence.

  • Draw neat diagrams whenever a student needs to explain a process.

  • Use a timer to see if you can finish the paper in time.

  • Check your answers with the official solutions once they are released.

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

INBO 2026 Question Paper FAQs

Where can I get the INBO 2026 Question Paper?

Students can download the INBO 2026 Question Paper from the HBCSE official website once the exam is completed on February 1, 2026.

How many sections are there in the question paper?

There are two main sections. Section A has objective questions, and Section B has detailed subjective questions

Is the paper available in different languages?

The paper is provided in English, but a student should check the official notification for any other language options.
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