IISER Mohali All Questions

Hello,

Yes. You will be eligible.

For IISER , you must pass Class 12 in the year of admission or one year before it.
If you want to appear for IISER 2027, your Class 12 pass year must be 2026 or 2027 .

Since you passed Class 12 in 2024

Hello,

The link to the preparation tips and previous year question papers is attached here. You can access materials, give a mock test and solve question papers with an answer key.

https://engineering.careers360.com/articles/iiser-preparation-tips

https://engineering.careers360.com/articles/iat-previous-year-question-paper

Thank you

You can find IISER Aptitude Test (IAT) previous year question papers and answer keys on educational websites like Careers 360. They provide with the official question papers as well as the answer key.

Read more at

https://engineering.careers360.com/articles/iiser-2025-question-paper-solutions

Hello,

Yes, Maths is compulsory for IISER admission .

To apply through the IISER Aptitude Test (IAT), you must have studied Mathematics in Class 12. Even if you are from a PCB stream, you cannot apply without Maths.

Hope it helps !

Hey! If you are planning to appear for the IISER exam (IAT) in 2026, here are some important points:

Eligibility: You should have passed Class 12 in 2024/2025 or be appearing in 2026, with Physics, Chemistry, Mathematics or Biology as your main subjects.

Exam Pattern: The paper is called IISER

Since you’ve cleared the IISER Aptitude Test, you now need to register online for the counselling at the official portal (iiseradmission.in). Fill out the preference form with your IISER choices, verify documents if shortlisted, and pay the seat acceptance fee. Keep checking the site for counselling dates and steps.

If you see last year data the closing rank for SC at the least competitive IISER Berhampur in 2024 was 965. It shows that even for newer and less competitive IISERs, the closing ranks for the SC category were far below 8000. So unfortunately possibility is very low.

Good luck..

Hello,

If your OBC-NCL certificate is valid, issued after April 1st, digitally signed, has a QR code, and mentions all the required details, then there should not be any problem.

Even if the format is slightly different, the main thing is that it proves your OBC-NCL status under the central

If your OBC-NCL certificate includes all required details like caste, non-creamy layer status, and income limit, it should generally be accepted.
Even though it’s in your state’s format, IISER mainly checks whether it meets central guidelines.
Sometimes, they may still ask you to upload it in the Central Government format

Dear aspirant,

You can find the IAT IISER previous year question papers on the official IISER admission website . Or you can also download the official question paper PDF of 2025, and also the previous years question papers from the links attached below. Please visit these links.

https://engineering.careers360.com/articles/iat-previous-year-question-paper

https://engineering.careers360.com/articles/iiser-question-paper