IAT 2025: The IISER Aptitude Test (IAT) 2025, scheduled for May 25, is the entrance exam for admission to undergraduate programs at the Indian Institutes of Science Education and Research (IISERs). Through this exam, candidates can secure admission to the 5-year BS-MS (Dual Degree) program offered by all IISERs, as well as the 4-year BS and B.Tech programs available at IISER Bhopal and IISER Tirupati.
The exam will be conducted in computer-based mode. The admit card will be available from May 15 on the official website. Candidates must apply online through the official website within the given application period. The exam consists of multiple-choice questions (MCQs) from Physics, Chemistry, Biology, and Mathematics. The selection process is based on IAT 2025 scores, and only those who qualify will be eligible for counseling and admission.
The IISER Aptitude Test (IAT) 2025 is an entrance exam for admission to IISERs across India. It will be conducted as a computer-based test on May 25, 2025. The exam will have multiple-choice questions from Physics, Chemistry, Biology, and Mathematics. Below in an overview of the IAT 2025 exam.
IAT 2025 Overview |
|
Particulars |
Details |
Exam Name |
IISER Aptitude Test (IAT) 2025 |
Conducting Body |
Indian Institute of Science Education and Research (IISER) |
May 25, 2025 |
|
Exam Mode |
Computer-Based Test (CBT) |
Exam Duration |
3 Hours |
Exam Medium |
English and Hindi |
Exam Level |
Undergraduate |
Exam Frequency |
Once a year |
Total Marks |
240 |
Total Questions |
60 |
Subjects Covered |
Physics, Chemistry, Biology, Mathematics |
Marking Scheme |
+4 for each correct answer, -1 for each wrong answer |
Official Website |
www.iiseradmission.in |
Candidates appearing for the IISER Aptitude Test (IAT) 2025 must keep track of important dates. Below is the schedule for the application process, exam, and result-related events.
IAT 2025 Important Dates |
|
Events |
Dates |
IAT 2025 Application Portal Opens |
March 10, 2025 |
IAT 2025 Application Portal Closes |
April 15, 2025 |
Corrections in Application Forms |
April 21-22, 2025 |
IAT 2025 Admit Card |
May 15, 2025 |
IISER Aptitude Test (IAT) 2025 Exam Date |
May 25, 2025 |
IAT 2025 Answer Key |
May 25, 2025 |
Upload of Student’s Response Form |
To Be Updated |
Portal Opens for Filing Objections |
To Be Updated |
Portal Closes for Filing Objections |
To Be Updated |
Display of Final Answer Keys |
To Be Updated |
Publication of the IAT 2025 Result |
To Be Updated |
Registration for the Counselling Process |
To Be Updated |
Document Verification |
To Be Updated |
First Round of Admission Offers |
To Be Updated |
The IAT 2025 Notification PDF has been released on March 10, 2025, in English and Hindi. It contains important details like exam dates, eligibility, application process, syllabus, and more. Candidates can download the official notification from the IISER admission website. It is advised to read the notification carefully before applying. Click on the given below links to download the IAT 2025 Notification PDF.
IAT 2025 Notification PDF |
|
Languages |
Download PDF |
Hindi Language |
|
English Language |
The IISER Aptitude Test (IAT) 2025 is the only way to get admission into IISERs. It is a computer-based exam that will be held on Sunday, May 25, 2025, at 9:00 AM. The exam will take place at multiple test centers across India. Candidates must check their exam center details in advance and arrive on time. The test will assess knowledge in subjects like Physics, Chemistry, Biology, and Mathematics. Stay updated with the official website for any important announcements regarding the exam.
Candidates must meet the following eligibility criteria to apply for IAT 2025:
Nationality: Indian nationals, OCI/PIO, and foreign nationals can apply.
Education: Must have passed Class 12 (or equivalent) in 2023, 2024, or 2025 with the science stream from a COBSE-recognized board.
Subjects Required: Must have studied at least three subjects Biology, Chemistry, Mathematics, and Physics in Class 12.
Mathematics Requirement (Mandatory for certain programs)
BS-MS in Computational and Data Sciences (IISER Kolkata)
B.Tech. (IISER Bhopal)
BS in Economic Sciences (IISER Bhopal)
BS in Economic and Statistical Sciences (IISER Tirupati)
Minimum Marks Requirement
SC/ST/PwD: Minimum 55% aggregate in Class 12.
Other categories: Minimum 60% aggregate in Class 12.
Foreign Nationals
If their Class 12 is not from a COBSE-recognized board, they must upload an equivalence certificate issued by the Association of Indian Universities (AIU) while applying.
The IAT 2025 Application Form is available from March 10, 2025, to April 15, 2025 on the official website www.iiseradmission.in. Candidates must fill out the form online before the deadline. The application fee should be paid online using a debit card, credit card, or net banking. Before applying, candidates must check the eligibility criteria carefully. No changes will be allowed after the correction window closes on April 22, 2025. Click on the given below link to apply online.
Candidates must pay the application fee while submitting the IAT 2025 application form. The application portal will open on March 10, 2025. The fee is non-refundable and varies by category, as shown below:
IAT 2025 Application Fee |
|
Category |
Application Fee |
General, EWS, OBC, OBC-NCL |
₹2,000/- |
SC, ST, PwD, Kashmiri Migrants/Pandits/Hindu Families (Non-Migrant) |
₹1,000/- |
Foreign Nationals |
₹12,000/- |
The IISERs (Indian Institutes of Science Education and Research) offer BS-MS, BS, and B.Tech programs with a total of 2,363 seats. Each IISER has a specific number of seats for different courses. Below is the tentative seat distribution for BS-MS, BS, and B.Tech programs.
IAT 2025 Seat Matrix |
||
Program |
Institute |
Number of Seats |
BS-MS Program |
IISER Berhampur |
300 |
IISER Bhopal |
300 |
|
IISER Kolkata |
280 |
|
IISER Kolkata (BS-MS in Computational and Data Sciences) |
30 |
|
IISER Mohali |
270 |
|
IISER Pune |
288 |
|
IISER Tirupati |
350 |
|
IISER Thiruvananthapuram |
320 |
|
B.Tech. / BS Program |
IISER Bhopal (B.Tech.) |
140 |
IISER Bhopal (BS in Economic Sciences) |
35 |
|
IISER Tirupati (BS in Economic and Statistical Sciences) |
50 |
|
Total Seats |
2363 |
The IAS 2025 exam will have multiple-choice questions (MCQs) and will be conducted for a total duration of three hours. The question paper will have four subjects, Physics, Chemistry, Biology, and Mathematics. Each subject will have 15 questions, with a total of 60 questions in the exam. Candidates will get +4 marks for every correct answer, while -1 mark will be deducted for each wrong answer.
IAT 2025 Exam Pattern |
||
Subject |
No. of Questions |
Marks |
Physics |
15 |
60 |
Chemistry |
15 |
60 |
Biology |
15 |
60 |
Mathematics |
15 |
60 |
Total |
60 |
240 |
The IAS 2025 Syllabus is available on the official website. The exam will assess candidates' domain knowledge based on topics from Class 11 and 12 textbooks. The syllabus follows the rationalized NCERT curriculum for 2024-2025. The IAS 2025 question paper will include sections on Biology, Chemistry, Physics, and Mathematics. To prepare effectively, candidates should thoroughly review these subjects. Understanding the syllabus and focusing on key topics will help in scoring well. To download the IAT 2025 Syllabus, candidates can click on the given below link.
The IAT 2025 admit card will be available for download from May 15, 2025, on the official website www.iiseradmission.in. Candidates must log in using their registered details to download it. The admit card is an important document and must be carried to the exam center. It contains details like the exam date, time, venue, and important instructions. Without the admit card, candidates will not be allowed to enter the exam hall.
The IAT 2025 Answer Key will be released on the same day as the exam, May 25, 2025. Candidates can check the answer key on the official website. It helps in estimating scores before the final result. A portal will also be opened for filing objections if candidates find any discrepancies.
The IAT 2025 Result will be announced on the official website after the final answer key is published. Candidates can check their results by logging in with their credentials. The result will include the total score and rank obtained in the exam.
The IAT 2025 Cut Off will be released after the result declaration. It is the minimum score required for admission to IISER campuses. The cut-off varies based on categories and the number of seats available. Candidates meeting the cut-off will proceed to the counseling and admission process.