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IAT 2025, Notification, Exam Date, Admit Card, Syllabus, Pattern

authorImageAayesha Sharma12 May, 2025
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IAT 2025

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.

IAT 2025 Overview

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)

IAT Exam Date 2025

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

IAT 2025 Important Dates

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

IAT 2025 Notification PDF

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

Download PDF

English Language

Download PDF

IAT 2025 Exam Date

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.

IAT 2025 Eligibility

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.

IAT 2025 Application Form

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.

IAT 2025 Application Fee

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/-

IAT 2025 Seat Matrix

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

IAT 2025 Exam Pattern

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

IAT 2025 Syllabus

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.

IAT 2025 Admit Card

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.

IAT 2025 Answer Key

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.

IAT 2025 Result

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.

IAT 2025 Cut Off

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.

IAT 2025 FAQs

What is IAT 2025?

IAT 2025 is the IISER Aptitude Test for admission to undergraduate programs at IISERs.

When will the IAT 2025 exam be held?

IAT 2025 will be conducted on May 25, 2025.

What courses are offered through IAT 2025?

IAT 2025 allows admission to BS-MS, BS, and B.Tech programs at IISERs.

What is the mode of the IAT 2025 exam?

The exam will be conducted in Computer-Based Test (CBT) mode.

What are the subjects in IAT 2025?

The exam includes Physics, Chemistry, Biology, and Mathematics.
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