The IAT 2025 exam is near by and aspirant's preparation for the IISER aptitude test must be at its peak. Candidates appearing for IAT 2025 exam on May 25, 2025 must read out this Shiksha article to give your exam preparation a major boost with these last-minute preparation tips for IISER 2025.
Also Read: IISER 2025 Dress Code
The exam will be conducted in one shift, i.e., the morning shift from 9 am to 12 pm. After the scape of JEE advanced and KVPY channel, this year around one lakh candidates are expected to take the test. Hence, the competition level would be high and you need to be completely prepared for the exam day and not lose out in the last-minute preparation. Here we bring the last-minute IISER 2025 preparation tips.
IISER 2025 Last-Minute Preparation Tips
The section below brings a list of tips that are not just related to studies, but practical aspects as well.
1. Revision: Isn’t it annoying when you learn something by heart and end up forgetting the concept on the day of the exam? It usually happens when you do not revise your subjects, especially a few days before the exam. The best way to revise any topic is to solve as many questions as possible related to it.
2. Attempt sample papers and previous year question papers of IISER: Solving the IISER previous year question paper will not only boost your confidence level but also help you know the frequently asked questions. With a couple of days still to go, you can easily attempt at least two to three question papers. Devote the remaining time to work on your areas.
3. Find your weak areas where you need to focus more. It can only be found when you will resolve the IISER sample papers and previous year papers. After you know your weak points, focus more on these when you will prepare for the notes and solve the IISER sample papers.
4: Do not start new topics during your revision time, it is better to revisit that you have already studied. Starting a new topic at the revision time may create confusion. Study more important topics at this time and solve questions related to these topics.
Also Read: IISER Aptitude Test 2025 Important Topics: Check Subject Wise Important Chapters
Also Read: IISER 2025 Exam Day Instructions and Important Guidelines
IISER Entrance Exam 2025: Do's and Don'ts
The following points bring the Dos and Don’ts to be followed on the day of the IAT 2025 exam.
Students should reach the exam centre at least 90 minutes before the exam starts for security checks and settling in. The admit card can be downloaded from the official website and students need to get a print out done. They must carry an admit card that is filled and has a recent passport sized photograph on it. Carry a valid photo ID proof like Aadhaar card, passport, or driver's license. Also, carry an extra photograph to be pasted on the attendance sheet. This photograph should be the same as on the admit card.
- Mobile phones, earphones, calculators, cameras, and other electronic devices are strictly prohibited.
- Avoid bringing notebooks, pens (except a transparent ballpoint pen), pencils, geometry boxes, or any other writing materials.
- Food, water, handbags, purses, and any textual material are not allowed.
- Dress comfortably and modestly. Avoid wearing clothes with elaborate designs, jewellery, or any items that could be used for unfair means.
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Student Forum
Answered Yesterday
IISER score 200 or above is a good marks. It can help to get admission to IISER Pune and IISc Bangalore. Candidates must have a good conceptual knowledge, give priority to all four subjects. Prepare for the exam according to the exam syllabus and take mock test to score above 200.
V
Contributor-Level 10
Answered Yesterday
Based on previous year analysis, IAT exam is moderately difficult. It requires strong conceptual knowledge. Students who have prepared properly for exam can easily score good marks.
V
Contributor-Level 10
Answered Yesterday
It is quite difficult for the GEN / OBC category to get admission to IISER with 50 marks. Even the reserved category students have less chance in the later counelling round for admission. To secure admission, students must score above 150 marks.
V
Contributor-Level 10
Answered Yesterday
IISER exam is considered of moderate difficulty level. Majority of students finds Physics, and Mathematics challenging. PCM students may find biology tough while PCB students might find Mathematics tough. However, the difficulty level of IISER compared to JEE Main and Advanced is moderate to easy.
V
Contributor-Level 10
Answered 2 weeks ago
The last date to apply for IISER 2026 is April 13, 2026. IAT application form will be available on the website, iiseradmission.in.
V
Contributor-Level 10
Answered 2 weeks ago
IISER 2026 application is available from March 5 to April 13. Eligible candidates can fill the application form online at iiseradmission.in. The process to fill the application form is registration, form filling, and payment of fees.
V
Contributor-Level 10
Answered 2 weeks ago
IISER Berhampur released the application form for IISER 2026 on March 5, 2026. The registration link is updated on the website, iiseradmission.in.
V
Contributor-Level 10
Answered 2 weeks ago
IISER 2026 application fee is updated online. The application fee for IISER 2026 is Rs. 2000 (General, EWS, OBC, and OBC-NCL). For other categories, the fee is Rs. 1000.
V
Contributor-Level 10
Answered 3 weeks ago
The official website to check the result of IISER 2026 is iiseradmission.in. Students have to provide the required credentials to check the exam result.
V
Contributor-Level 10
Answered 3 weeks ago
There are 2343 seats, including supernumerary seats for BS-MS / BS / B.Tech. programmes.
BS-MS programme seat matrix
| IISER | Total Seats |
| IISER Berhampur | 300 |
| IISER Bhopal | 300 |
| IISER Kolkata | 280 |
| IISER Kolkata (BS-MS in Computational and Data Sciences) | 30 |
| IISER Pune | 288 |
| IISER Mohali | 275 |
| IISER Thiruvananthapuram | 320 |
| IISER Tirupati | 250 |
V
Contributor-Level 10
Registration - 5 Mar '26 - 13 Apr '26