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    HBCSE IOQM Answer Key 2025 Out - Download PDF (All Sets)
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    • HBCSE IOQM Answer Key 2025 Out - Download PDF (All Sets)

    HBCSE IOQM Answer Key 2025 Out - Download PDF (All Sets)

    #IOQM
    Mallika ThaledderUpdated on 01 Oct 2025, 03:20 PM IST

    This year, Homi Bhabha Centre for Science Education (HBCSE) conducted the IOQM exam twice for the centre/region for which the organisation could not conduct the exam on September 7, 2025. The IOQM answer key for the first exam was released on September 8, 2025, while the second answer key was released on September 30, 2025. Students can download the IOQM answer key PDF directly from the link provided below. Alternatively, they can visit the official website, mtai.org.in.
    Direct Link: IOQM Answer Key 2025 (for exam on September 28)
    Direct Link: IOQM Answer Key 2025 PDF (for exam on September 7)
    Also, Check the Unofficial IOQM Exam Answer Key & Analysis 2025 Here

    This Story also Contains

    1. IOQM Exam 2025 Dates
    2. IOQM Answer Key 2025 Link
    3. IOQM Answer Key 2025 Objection Window
    HBCSE IOQM Answer Key 2025 Out - Download PDF (All Sets)
    IOQM Answer Key 2025

    Last year, the final IOQM answer key was released on September 19, 2024, while the provisional answer key was released earlier, i.e., on September 8, 2024, along with the question paper. The IOQM answer key helps students calculate their expected score before the release of results. They can use it to compare their answers with the correct ones. Read further to learn in detail about the IOQM answer key 2025.

    Latest Update on IOQM Exam 2025

    The IOQM exam, which could not be conducted on September 7 in certain centres/regions, was held on September 28, 2025. The list of regions included can be found at olympiads.hbcse.tifr.res.in.

    IOQM Exam 2025 Dates

    HBCSE announces the detailed information related to the IOQM answer key and dates. Check the table below to know the details:

    ParticularsDates

    IOQM exam

    September 7, 2025

    September 28, 2025 (In a few regions)

    IOQM unofficial answer key 2025September 7, 2025

    IOQM provisional answer key 2025

    For 1st exam: September 8, 2025

    For 2nd exam: September 30, 2025

    Final IOQM answer key 2025

    September 2025

    IOQM Answer Key 2025 Link

    The IOQM answer key 2025 has been published online in a PDF format. Students can find the IOQM answer key 2025 PDF on the website, mtai.org.in. We have also provided the direct link to download the IOQM answer key in this article above. Students can also check out the previous years’ IOQM question paper and answer key for reference.

    Previous Year’s IOQM Answer Keys

    Years

    IOQM Question Paper

    IOQM Answer Key

    2024-25

    Click Here

    Click Here

    2023-24

    Click Here

    2020-21

    Click Here

    Click Here

    2019 (Second Round)

    Click Here

    Click Here

    2019 (First Round)

    Click Here

    Click Here

    2018

    Click Here

    Click Here

    2017

    Click Here

    Click Here

    IOQM Answer Key 2025 Objection Window

    Along with the online answer key, the authority opens the objection window to raise objections against the IOQM answer key. The dates related to the IOQM answer key objection window are specified by HBCSE. Last year, the date to challenge the IOQM online answer key was September 11, 2025. Students are advised to check the IOQM exam solution 2025 carefully and raise their objections (if any) by filling in the following details in a Google form.

    • Email
    • Student Name
    • IOQM registration number
    • Date of birth
    • Question number
    • Response as in a provisional answer key
    • Correct response as per you (write NA if you believe the question is wrong)
    • Reason for the challenge, with all the details of the solution you have in mind.

    How to Calculate Scores Using the IOQM 2025 Answer Key?

    Candidates can use the IOQM answer key 2025 to calculate their expected scores before the results. It provides them with a better understanding of whether they will qualify for the Regional Mathematical Olympiad (RMO). Below, we have provided the general steps on how to calculate the likely scores using the IOQM 2025 answer key:

    • Download the IOQM answer key 2025 PDF.
    • Compare all the answers you wrote in the exam with the correct ones by using the IOQM answer key 2025.
    • Adhere to the correct marking scheme and add all the marks for correct answers.
    • There will be no negative marking.
    • The final calculated scores will serve as the candidates' realistic scores.

    IOQM Result 2025

    The Homi Bhabha Centre for Science Education is expected to announce the IOQM results in October 2025. Last year, it was released on October 9, 2024. Students will be able to check it in online mode through the official website. To check their results, they will need their IOQM admit card 2025 number. Only those who will pass the IOQM result will be allowed to participate in the RMO.

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    Questions related to IOQM

    On Question asked by student community

    Have a question related to IOQM ?

    Hello aspirant,

    To write PRMO exam you born on or after Aug 1,2000 and studying in 8,9,10,11 or 12 are eligible to write  PRMO Exam.Further candidate must be a Indian.

    I hope i answered your query,

    Good luck!!

    Sudhanshu, the cutoff of PRMO varies every year and it also differs from state to state. Upto 300 students from class 8 to 11 and about 60 students from class 12 are selected for the next round from each state/ region. Please mention your region so that I can answer

    No, you have not qualified PRMO this year. As the marks that you have scored in the exam is 10 and the cutoff of Class 12th for KVS region is 13 marks.

    To download the list of Qualified students of Class 12th from KVS Region, kindly use the link provided