IISER Aptitude Test 2025 Exam - Exam Schedule (March), Registration, Pattern, Syllabus, Sample Papers, Cutoff, Previous Year Papers

Updated By Harleen Kaur on 04 Dec, 2024 22:56

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IISER Aptitude Test 2025

IISER Entrance Exam 2025 notification will be released by the examination conducting body in the first week of March 2025, tentatively at iiseradmission.in. Following that, the IISER Aptitude Test 2025 Application Form will be released in the month of April 2025. Those who want an admission to the 5-year BS-MS dual degree and 4-year BS degree programs provided at IISER participating institutes, IIT Madras and IISc Bangalore, must complete and submit the application form before the deadline. Before completing the registration form, students are advised to carefully review the IAT 2025 eligibility criteria in order to ensure they are not disqualified at any point during the IISER admissions process. Before completing the application form, candidates must register for the IAT 2025, which will be entirely online. Every significant event, including the application form's successful submission, the IAT admission 2025, the answer key, the student response sheet, the result, and the seat allocation list, will be uploaded to the IISER 2025 registered account.

The IISER Aptitude Test 2025 will be conducted in the second week of June 2025 (tentatively). The exam authorities will use multiple-choice questions (MCQs) to assess the candidate's domain and aptitude knowledge based on the IISER syllabus 2025. It is recommended that test takers review the IAT Exam Pattern 2025 prior to taking the exam in order to understand the marking scheme, shift schedules, and negative marking. 

The IISER Aptitude Test 2025 (IAT) is a national-level exam for admission to the Indian Institutes of Science Education and Research (IISER). The IISER 2025 exam covers both four-year BS degree programmes and five-year BS-MS dual degree programmes. 

Here you can get a detailed overview to the IISER 2025 exam, including the application form, important dates, syllabus, and more!

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IISER Aptitude Test 2025 Important Dates

IISER Aptitude Test (IAT) Dates 

IISER 2025 admission important dates (IISER Admission Test) are mentioned below:

Event

Dates

Opening of IISER 2025 Application Portal

April, 2025

Last date to submit IISER application form 2025

May, 2025

IISER 2025 Application correction starting date

May, 2025

IISER 2025 Application correction last date

May, 2025

Availability of Admit Card for IISER Admission Test 2025

June, 2025

IISER 2025 Aptitude Exam Date

June, 2025

Release of IISER 2025 Answer Key

June, 2025

Students Response Form/ Portal Open For Objections

June, 2025


Portal Close For Final Objections

June, 2025

Release of Final IISER 2025 Answer Key

June, 2025
Declaration of IISER 2025 Result

June 2025

Registration for the Counselling Process

June, 2025 - July, 2025

Dates for Submission of the IISER Preference Form and the Personal Details Edit Form

July, 2025

July, 2025

First Round of IISER 2025 Counselling Offers Open

July, 2025

First Round of IISER 2025 Counselling Offers Closes

July, 2025

Second Round of IISER 2025 Counselling Offers Open

July, 2025

Second Round of IISER 2025 Counselling Offers Closes

August, 2025

Third Round of IISER 2025 Counselling Offers Open

August, 2025 

Third Round of IISER 2025 Counselling Offers Closes

August, 2025 

Fourth Round of IISER 2025 Counselling Offers Open

August, 2025 

Fourth Round of IISER 2025 Counselling Offers Closes

August, 2025 

IISER Aptitude Test 2025 Highlights

Candidates can check some of the major highlights of IISER Aptitude Test (IAT) 2025 in the table given below:

Particular

Detail 

Exam Name

IISER Aptitude Test 2025

Full Name of Exam

Indian Institutes of Science Education and Research Aptitude Test (IISER Aptitude Test 2025)


Organizing Institute

IISER Bhopal

Exam Frequency

Once a year

Exam Level

Undergraduate

Exam Mode

Online Computer-based Test (CBT)

Exam Duration

3 Hours

Application Form Mode

Online

Application Fee

  • For General/OBC/OBC-NCL/EWS - INR 2,000
  • SC/ST/PwD - INR 1,000

Courses Offered

  • 4-Year BS Degree Programs
  • 5-Year Dual Degree Programme: BS-MS Degree
  • Bachelor of Science (Research) program of IISC, Bangalore
  • BS-Medical Science Engineering Program of IITM

Official Website

http://www.iiseradmission.in/

IISER Aptitude Test 2025 Application Form

IISER 2025 application form will be released in April, 2025, for IISER admission 2025. The last date for IISER 2025 application form will be May, 2025. Students will be required to fill out the IISER 2025 application form by following the instructions given by the officials. 

How to Fill IISER Aptitude Test (IAT) 2025 Application Form

To fill out the IISER 2025 application form, candidates can follow the steps mentioned below: 

  • Visit the official website of the IISER 2025 Admission
  • Check the eligibility criteria for the IISER Aptitude Test 2025
  • Students will be required to fill out the registration details for the IISER 2025 application form
  • Submit the required documents for IISER 2025 application form
  • Pay the IISER 2025 application fee and take the printout of the IISER 2025 application form and payment receipt 

IISER Aptitude Test 2025 Application Fee

Candidates will be required to submit the IISER admission 2025 fee through Credit Card, Debit Card, Net Banking, and other online payment gateways. Check the table mentioned below to know more about the IISER application fee 2025 depending on the categories:

Category

Application Fee (In INR)

SC/ ST/ Kashmiri Migrants (KM)/ PWD

INR 1000

General/ OBC-NCL/ EWS

INR 2000

Foreign NationalsINR 12,000

IISER Aptitude Test 2025 Eligibility Criteria

Before filling out the IISER 2025 Aptitude Test application form, candidates must know the IISER eligibility criteria 2025. Candidates who will be eligible can appear in the IISER exam 2025. Check the IISER 2025 eligibility criteria mentioned below:

IISER Aptitude Test (IAT) General Eligibility (All channels):

Nationality: Candidates who are appearing for the IISER 2025 Aptitude Test (IAT) must be Indian nationality students. 

Qualification: All the candidates must have cleared the 12th class with science stream from any board recognized. 

Qualifying marks: Candidates of the General / OBC & OBC-NCL category should have scored a minimum of 60% marks. Students from the SC/ ST / PWD category will require a minimum of 55% marks to fill out the application form. 

Qualifying subjects: Students must have passed the 12th class with Physics, Chemistry, Mathematics and Biology subjects. 

Jammu & Kashmir Applicants: Applicants from the J&K Board of School Education (JKBOSE), from Winter Zone areas of Jammu division and the U.T. of Ladakh/ Kashmir division, who had appeared in Dec 2021 for their Class 12th or equivalent examination are also eligible for IISER Aptitude Test 2025.

Kashmiri Migrant Applicants: Applicants belonging to Kashmiri Pandit/Kashmiri Hindu Families (Non-Migrants) may also apply for the aptitude test as Kashmiri Migrants. They should upload a valid domicile certificate at the time of application in place of a "Kashmiri Migrant Certificate” and qualify for all the other eligibility criteria.

IISER 2025 Aptitude Test Syllabus

Students must know the IISER 2025 syllabus to ace the exam. The IISER Aptitude Test 2025 syllabus consists of the 11th and 12th class syllabus. Check the IISER 2025 aptitude test syllabus mentioned below in the table:

Subject

IISER Aptitude Test 2025 Syllabus

Mathematics

  • Sets and Logic
  • Basic Counting Techniques
  • Complex Number, Linear and Quadratic Equations
  • Trigonometric Functions
  • Vectors
  • Matrices and Determinants
  • Coordinate Geometry
  • Three-Dimensional Geometry
  • Sequence and Series
  • Limit and Continuity
  • Differentiation
  • Integration
  • Differential Equations
  • Statistics, Programming and Linear Programming

Chemistry

  • Some Basic Concepts of Chemistry 
  • Structure of Atom
  • Classification of Elements and Periodicity in Properties
  • Chemical Bonding and Molecular Structure
  • The d & f block elements
  • Coordinate compounds
  • Thermodynamics
  • Equilibrium
  • Redox Reactions
  • Solutions
  • Electrochemistry
  • Chemical Kinetics
  • Organic Chemistry: Some Basic Principles and Techniques 
  • Hydrocarbons
  • Haloalkenes and Haloarenes
  • Alcohols, Phenols, and Ethers 
  • Aldehydes, Ketones, and Carboxylic acids
  • Organic Compounds Containing Nitrogen
  • Biomolecules

Biology

  • Diversity in the Living World
  • Structural Organisation in Plants And Animals
  • Cell: Structure and Functions
  • Plant Physiology
  • Human Physiology
  • Reproduction
  • Genetics and Evolution
  • Biology in Human Welfare
  • Biotechnology
  • Ecology

Physics

  • Mechanical Properties of Fluids
  • Thermal Properties of Matter
  • Thermodynamics
  • Kinetic Theory
  • Oscillations
  • Waves
  • Electric Charges and Fields
  • Electrostatic Potential and Capacitance
  • Current Electricity
  • Moving Charges and Magnetism
  • Magnetism and Matter 
  • Electromagnetic Induction
  • Alternating Current
  • Electromagnetic Waves: Displacement Current
  • Ray Optics and Optical Instruments
  • Wave Optics
  • Dual Nature of Radiation and Matter
  • Atoms
  • Nuclei
  • Semiconductor Electronics

IISER Aptitude Test 2025 Admit Card

IISER Bhopal will issue the IISER 2025 admit card on its official website in June, 2025. To download the IISER Aptitude Test admit card 2025, candidates must enter their login information and password. The IISER Aptitude Test 2025 admit card contains information such as name, roll number, exam day, date of examination, exam centre, and so on. To enter the IISER 2025 admission test examination hall, all candidates must bring their IISER 2025 admit card. Candidates must bring a valid ID to the IISER 2025 exam, in addition to the IISER admit card 2025. Candidates without their IISER Aptitude Test (IAT) 2025 admit card will be denied entry to the exam hall.

IISER Aptitude Test 2025 Exam Pattern

Knowing the IISER 2025 exam pattern can help the candidates to score the best marks for IISER admission 2025. The IISER 2025 exam pattern details can help the students understand the exam and how to prepare for the IISER Aptitude Test 2025. Check the details below to know the IISER exam pattern 2025 (released).

Particular

Details 

Mode of Examination

Online mode (CBT)

Number of Questions

60 questions (15 questions for each section)

Duration

3 hours

Subject

Mathematics

Physics

Chemistry 

Biology

Types of Questions

Multiple-choice type questions

Marking Scheme

4 marks for each correct answer

Negative marking

-1 mark for each wrong answer

IISER Aptitude Test 2025 Exam Centers

Candidates will be able to choose the IISER exam centres 2025 while filling out the IISER 2025 application form. Candidates can choose the IISER 2025 exam centre depending on the nearest city or other factors. Check the table below to know the IISER Aptitude Test (IAT) 2025 exam centres.

BangaloreMohali
BarodaMumbai
BhopalNagpur
BhubaneshwarPune
CalicutThiruvananthapuram
ChennaiTirupati
DelhiVaranasi
GuwahatiVijayawada
HyderabadKolkata

Exam Day Guidelines for IISER Aptitude Test 2025

The candidates must go through the list of common guidelines that must be kept in mind by all the candidates who will be appearing for the IISER 2025 entrance examination.

Eat and Sleep Well - The candidate must take a sound sleep for 7-8 hours before the examination day. The meal should be balanced so that the candidate will be able to focus and concentrate on the IISER Aptitude Test (IAT) 2025.

Carry the Admit Card - The students must keep their IISER 2025 admit card and other important stationeries ready and should not forget to carry the same on the day of the IISER 2025  examination. The student also must read the IISER 2025 admit card twice to make sure that they are carrying all relevant documents and not missing any important points needed to appear for the examination.

Report on Time - It is always advisable that the candidates must report to the venue at least an hour before the IISER 2025 examination. Reaching before the time always helps in settling down in time with mental peace. Also, the candidates will be able to complete all the formalities in time and do not waste any crucial information.

Stop Studying and Stay Confident - The candidates must stop studying at the very last moment before the examination as it may lead to nervousness. One must stay confident and focus on the strength and study done throughout the year for the IISER 2025 examination.

Time Management - The candidates appearing for IISER 2025 exam must keep a check on time while appearing in the examination. They must be knowing the exact time to dedicate to every section in the IISER 2025 question paper. Wise time management helps in solving maximum questions efficiently.

Never Waste Time on Difficult Questions - Every candidate knows their strengths and weaknesses while appearing for an IISER 2025 examination. The candidates should never waste their time and energy on difficult questions. If they get entangled on difficult questions, they might miss the easy questions that they could have attempted.

Revision - The candidates must reserve 5-10 minutes for doing a final check. The revision at times helps in attempting unattempted questions or correcting the problems where mistakes happened during the IISER 2025 examination.

IISER Aptitude Test 2025- Important Instructions

The important instructions for the candidates taking IISER Aptitude test 2025 are as follows:

  • Carry Hall Ticket on A4 size paper printed with a laser printer.
  • Hall Ticket is valid if the candidate’s photo and signature are legibly printed.
  • Paste the photograph at the indicated place.
  • The Hall Ticket is valid only for specified test dates and session times.
  • Produce the Hall Ticket and original valid photo ID for verification.
  • Print, fill, and carry the Self-Declaration form with the Hall Ticket.
  • Locate the test centre and accessibility a day before the test.
  • Report at 7:00 AM for the session, no entry after 8:30 AM.
  • PwD candidates get priority entry.
  • Avoid jewellery and electronic gadgets inside the test centre.
  • Only a Hall Ticket, Original Photo ID, water bottle & ball pen are allowed.
  • Use the provided rough pad for rough work, and return after the test.
  • Friends/relatives are not allowed inside the test centre.
  • Arrange your own travel and stay.
  • No requests for test centre change accepted.
  • Original Hall Ticket and ID will be collected at the examination hall. Keep an additional copy for reference.

IISER Aptitude Test 2025 Answer Key

IISER 2025 officials will release the IISER Aptitude Test answer key 2025 on its official website in PDF format. Candidates may object to the IISER 2025 answer key if they discover an error or incorrect answer. Students will have access to the answer key objection window for a set period of time. The IISER aptitude test 2025 answer key allows them to calculate their probable scores and evaluate their performance before the official results are announced. After the answer key is released, the authorities will announce the IISER 2025 results online. Furthermore, the authority will post the IAT response sheet 2025 online. Students will be unable to raise objections after the IISER 2025 correction window closes. Officials will release the IISER Aptitude Test 2025 final answer key once the objection process is completed.

IISER Aptitude Test 2025 Result

IISER Aptitude Test result 2025 will be released in June, 2025. The result will be made available online by IISER officials following the conclusion of the IISER 2025 answer key process. Candidates will be able to check the IISER 2025 result by entering their roll number and registration ID. Candidates who get the highest marks in the IISER 2025 result will be selected for the IISER Aptitude Test 2025. Candidates will be required to register for seat allotment after the declaration of the IISER 2025 result. The allocation of IISER Aptitude Test 2025 seats will be done on the basis of the IISER 2025 merit list.

IISER Aptitude Test 2025 Cut off

Candidates who clear the IISER 2025 exam, the official will release the IISER cutoff. The IISER 2025 cutoff is the minimum mark required to qualify for the exam. IISER officials will release the IISER cutoff 2025 on its official website. The IISER Aptitude Test (IAT) 2025 cutoff marks are the minimum marks/ranks required for admission to any of the exam's seven participating institutes. The authorities will release a separate IISER 2025 cutoff for all candidates who apply through various channels for admission. Candidates who score at or above the IISER 2025 cutoff marks will be eligible to participate in the counselling and seat allocation process.

IISER Aptitude Test 2025 Counselling Process

Candidates who are appearing for the IISER Aptitude Test 2025 entrance exam must be informed of the process of IISER Aptitude Test counselling 2025. Check the IISER 2025 Aptitude Test counselling process mentioned below:

Step 1 - Filling out the IISER Aptitude Test 2025 Application Form

Candidates whose names appear must fill the required to fill out the IISER 2025 application form. 

Step 2 - Appear in the  IISER Aptitude Test 2025

Appear in the IISER exam and after the exam, officials will release the IISER 2025 result and merit list. 

Step 3 - IISER Aptitude Test (IAT) 2025 Seat Allotment 

  • After IISER 2025 result announcement, officials will start the first seat allotment list and then the second-seat allotment.

Step 4 - Download IISER Offer Letter

Candidates whose name and roll number will be included in the first and second round allotment list will be required to log in to their application portal to download the offer letters.

Step 5 - Payment of IISER 2025 Seat Acceptance Fee (SAF)

After IISER Aptitude Test 2025 seat allotment, candidates will have to submit the Seat Acceptance Fee (SAF). 

IISER Aptitude Test 2025 Previous Years Papers

IISER Aptitude Exam previous year’s papers get released by the officials that help the aspirant to understand the IISER 2025 paper pattern. Aspirants can work on IISER Aptitude Test previous year question papers to build solving stamina, time management during exams, and so much more. Pracising from these IISER previous year question papers will help candidayes a lot in gaining confidence and understanding the nature of the IISER 2025 Aptitude Test question paper.

IISER Aptitude Test Conducting Body

Indian Institutes of Science Education and Research (IISERs) is the conducting body of the IISER admission 2025. In India, there are seven IISER Institutions located in Mohali, Tirupati, Berhampur, Pune, Bhopal, Kolkata, and Thiruvananthapuram. These institutions offer a five-year dual BS-MS degree programme.

IISER Aptitude Test

Contact Details

Address: The Chairperson
Joint Admissions Committee 2024
Indian Institute of Science Education and Research Bhopal
Bhopal Bypass Road,
Bhauri, Bhopal, Madhya Pradesh, India, PIN - 462 066
Email: askjac2024@iiserb.ac.in
Jurisdiction: All disputes are subject to Bhopal jurisdiction

Important Dates

IISER Aptitude Test 2025 Important EventsDates
Registration Date 10 Apr to 10 May, 2025 (*Tentative)

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FAQs about IISER Aptitude Test

Is the IISER Answer Key the end result?

No, the IISER Answer Key does not represent the final result. It gives an estimate of the candidate's performance. The official answer key will be used to determine the final result, which may also take into account normalisation and cutoff marks.

I am pursuing Class 12th. Am I eligible for IISER Aptitude Test 2025?

Candidates pursuing Class 12th are eligible to register for the IISER Aptitude Test 2025. However, the candidates must submit proof of qualifying Class 12th when the portal opens for document uploading and freeze the options. Upon failing to upload the documents, candidates will not be considered for the counselling process. 

What is the application fee of IISER Aptitude Test 2025?

The application fee of the IISER Aptitude Test (IAT) 2025 is Rs. 2000/- for General and EWS categories and Rs. 1000/- for the reserved categories. The application fee of IAT 2025 is non-refundable. 

When will IISER Aptitude Test 2025 be conducted?

IISER Aptitude Test 2025 will be conducted in June, 2024. 

Related Questions

For computer science students' biology section is compulsory?

-JAHNAVI PRAVEENUpdated on October 25, 2024 10:22 AM
  • 1 Answer
Apoorva Bali, Content Team

Yes, for the IISER aptitude test, the biology section is compulsory for all candidates, including those from a computer science background. It's important to prepare for that section, as it will be part of the overall evaluation. 

READ MORE...

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