Is IISER entrance examination tougher than JEE Advanced?

IISER Aptitude Test difficulty level is comparatively easier than JEE Main exam difficulty level. There are four sections in the exam, and all have equal weightage. Mentioned below are the details for the same: Biology: This section might sound a tough nut to crack for the PCM students, but a reasonable understanding of class 11 and 12 NCERT concepts can help you sail through this section. If you are not familiar with Biology try to ace the Maths section. As the number of test-takers has grown over the years, this section has also seen a surged difficulty level. Maths: For the Biology students, it might be hard to crack. You need to focus on 11th and 12th class concepts. You can search for the doable questions and solve them. The level is usually at par or even above JEE Mains. The Biology students can cover the scores in their specialised section. Physics and Chemistry: This section is usually easier than the above two sections. The scores obtained here can make-or-break your chances for counselling. The questions in these two sections cover the fundamental and essential concepts. It is better to score well in these two sections. The sections are not really tough. They are far away from the difficulty level of JEE Advance. Overall, the exam is far from easier than JEE Advanced exam. The Biology students have the advantage to finish their section quicker. Make sure your fundamentals are clear and your reasoning ability is good. This should be enough to secure a good score.

What are the types of questions asked in the IISER Entrance Exam?

The IISER Entrance Exam questions are objective type. These are multiple-choice questions with four options. The mode of the exam is computer-based. Test-takers have to select one option. Marks per question is four. One mark will be removed for wrong answers.

Is IISER Entrance Exam conducted in multiple slots?

No, IISER Entrance Exam is conducted in a single day and slot. The total duration of the exam is three hours. There is no break in between the test. IISER Aptitude Test is conducted in computer based mode.

Are the IISER Entrance Exam Mock Test questions similar to the actual exam?

Yes, the questions of the official IISER Entrance Exam Mock Test are from the syllabus. The total duration of the mock test is 3 hours. It will provide familiarity with the IISER Aptitude Test and help in preparation.

Can I get IISER with 6000 rank?

Yes, you can get admission to the IISER with 6000 rank. However, admission will depend on your category. SC/ST category students have a strong chance of admisison with the mentioned rank. General category students can get admission to the newly added IISER.

Is the IISER 2026 result declared?

Yes, the IAT result was declared on June 29. The download link for the result is available on the website iiseradmission.in. The auhtority had conducted the IISER exam on June 7, 2026.

How to download IISER entrance exam result?

Students can follow the process to check the IISER Entrance Exam results. Visit the official website of IISER Admissions. Click on IISER Entrance Exam Results tab. Enter the login credentials, such as Email ID and Password. The scorecard will be visible. Candidates have to take a printout of the IISER Entrance Exam scorecard. It should be preserved till the admission process is completed. The scorecard has to be verified during the counselling process of the IISER Aptitude Test.

What details are required to download the IAT result and scorecard?

Candidates need to enter application number and password/date of birth as login details to check your IAT result. Other than this security question or captcha that is provided on login page. If you have forgotten your application number then you will need your registered mobile number and email to retrieve application number.

What is the difficulty level of IISER entrance test?

IISER entrance examination is considered to be one of the finest and the toughest exams under Science stream undergraduate entrance examination as it provides the BSMS dual degree in the most reputed and research-oriented institutions across the country which is IISERs. On a comparison note, candidates will find the examination tougher than JEE Main exam, but below JEE Advanced. Unlike JEE or NEET the IISER aptitude test asks questions from both mathematics and Biology. Subjects which are found tougher in IISER entrance examination- Organic Chemistry can easily create hassle while giving the entrance examination as there are a lot of naming reactions, its electrophilic and nucleophilic attacks which are commonly asked in the examination. For the bio-background people, the Math section is not usually unscalable. With a decent understanding of regular 11th and 12th-grade concepts, you should be able to crack a few questions without much trouble. Of course, the caveat being that you rock it in the bio section and make up for it. So ensure that you don't falter at this juncture.

Which was the toughest section in IISER Entrance Exam 2025?

As per the IISER Entrance Exam 2025 analysis, Physics was the toughest section. The overall difficulty level was medium to high. The topics covered were Electricity and Magnetism, Mechanics, Optics and Modern Physics. The questions were from Classes 11 and 12.

Can I apply for IISER Entrance Exam in offline mode?

No, there is no option to apply for the IISER Entrance Exam in offline mode. Students have to go to the exam website, which is iiseradmission.in to apply for the exam. The fee has to be also paid in online mode, through Credit/Debit Card or Net Banking.

When will IISER Entrance Exam 2026 notification release?

The IISER Entrance Exam 2026 notification was released on February 7, 2026. The exam is conducted for admission to the five-year BS-MS dual degree and four-year BS degree programmes. The IISER Entrance Exam 2026 was conducted on June 7, 2026.

When is IISER Entrance Exam application process starting?

IISER Entrance Exam application form was released on March 5, 2026. The application process is completely online, and candidates need to register first on the IAT official website.

What are the category Certificate requirements for OBC candidates while filling up IISER Entrance Exam 2026 application form?

For Candidates seeking admission under the OBC-NCL category: As per the latest guidelines of the Government of India, the OBC-NCL Certificate issued on or after April 01, 2026, was mandatory to upload. If any OBC-NCL candidate fails to submit the OBC-NCL Certificate (issued on or after April 01, 2026) at the time of online application, the candidate has to upload a signed declaration form. The candidate has to upload a fresh Certificate (issued on or after 1 April 2026) on or before July 7, 2026. If the Certificate is not uploaded by the given date and time, the candidate will not be considered for admission under this category. If qualified, the category will be adjusted accordingly in the Common Rank List.

I am student of PCB. Can I appear for IISER entrance exam?

Yes, you can appear for the IISER Entrance Exam if you have studied Physics, Chemistry and Biology subjects in Class 11 and 12. According to the conducting body, students have to study a minimum of three subjects from Biology, Chemistry, Mathematics and Physics. Hence, students from the PCB combination are eligible for the exam.

Is there any age limit to appear for IISER Entrance Exam?

There is no age limit to apply or appear for the IISER Entrance Exam 2026. However, applicants must have appeared for their Board examination in 2024, 2025 or 2026. Based on this, applicants must apply for the exam. Apart from this, students should have studied Physics, Chemistry, Biology and Mathematics in Classes 11 and 12. They have to secure a minimum aggregate percentage of 60 (Unreserved categories) and 55 (Reserved categories) in their Class 12 Board exam or equivalent.

Can I appear for IISER Entrance Exam if I am slated to appear for the Board exam next year?

If you are planning to appear for the IISER Entrance Exam 2026, and you will write your Board exam in the same year, you will be eligible. In case you are slated to appear for the exam in 2027, you cannot take the IISER Entrance Exam 2026. The exam is expected to be conducted in May. If you do not clear the Board exam, then also you will be ineligible.

Will the time of the exam be mentioned on the IISER admit card?

Yes, the timing, date and venue are mentioned on the IISER 2026 admit card. Candidates have to appear for the exam as per the schedule mentioned on the admit card. IISER 2026 exam timing was from 9 AM to 12 PM. Candidates had to report to the exam centre an hour before the exam.

What are the details on IISER Entrance Exam admit card?

The following details are mentioned on the IISER Entrance Exam admit card, which are as follows: Name of Candidate. Application Number. Roll Number. Exam Schedule. Exam Centre Address. Candidate Photograph and Signature. Father's Name. Contact Details. Exam Day Guidelines.

Do I have to keep the admit card after giving the IISER entrance exam?

Candidates should preserve the IISER 2026 admit card till the admission is completed. The admit card has to be carried to the exam centre. It has to be verified during the IISER counselling processes as well.

Which subject carries maximum weightage at IISER Entrance Examination?

IISER Entrance Exam carries equal weightage of all the subjects which are asked in the examination. The IISER Entrance Exam Marking Scheme is as follows: 1. Physics 15 questions will be asked in the examination and 60 marks will be the maximum awarded for all the correct answers. 2. Mathematics- 15 questions will be asked in the examination and 60 marks will be the maximum awarded for all the correct answers. 3. Chemistry 15 questions will be asked in the examination and 60 marks will be the maximum awarded for all the correct answers. 4. Biology 15 questions will be asked in the examination and 60 marks will be the maximum awarded for all the correct answers. Marking scheme: Candidates will be awarded three marks for each correct answer. There will be negative marking of one mark for each incorrect answer.

What language will the IISER Entrance Exam be conducted in?

The question paper was in English and Hindi. The candidates must read all the given instructions provided in the question paper at the time of the examination.

What is the total marks of the IISER Entrance Exam?

The IISER entrance exam is of 240 marks. Each question carries four marks. There is a minus one mark for each wrong answer. No marks will be removed for questions not answered. There are 60 marks in each of the four sections. All questions are objective type and have four answer options. Students have to select one option only. Sections tested in the exam are PCMB.

How many rounds of IISER 2026 counselling will be held?

The IISER Entrance Exam 2026 counselling dates will be announced by June. Last year, nine rounds of counselling were conducted between July and September. This year the number of rounds is expected to be similar.

What courses are offered at IISERs?

IISERs offer admission into courses leading to BSMS Dual Degree and BS Degree (only at IISER Bhopal) Programs. Below are the programmes offered by IISERs: Biological Sciences Chemical Sciences Earth & Climate Sciences/Earth & Environmental Sciences Economic Sciences Engineering Sciences (Chemical Engineering, Data Science & Engineering, Electrical Engineering & Computer Science) Geological Sciences Integrated & Interdisciplinary Sciences (Biological Sciences, Chemical Sciences, Mathematical Sciences, Physical Sciences) Mathematical Sciences Physical Sciences.

Can I check my IISER Entrance Exam result in offline mode?

No, the IISER Entrance Exam result can be checked only in online mode. The exam authorities will release the result or rankcard on the exam website. Students have to login with their registration credentials to download the IISER Aptitude Test result.

When will be the Portal open to upload documents and freeze IISER preferences for IISER 2026 Admissions?

The portal for document upload and freezing of IISER preferences for IISER 2026 Admissions opened on July 2, 2026. The last date for registration and choice filling was July 9. After accepting the offer and paying the seat acceptance fee, the candidate can exercise two options: The candidate can FREEZE the seat (they will not participate in further rounds of counselling), The candidate can FLOAT (they will participate in further rounds of counselling to get their higher preferences). The FLOAT option is activated by default for those who pay the seat acceptance fee. A student who has chosen to FLOAT will again be considered for seat allocation in the next round. If they are eligible to secure a seat in an IISER that is higher in their preference list than the currently accepted one, they will be offered that seat.

Will the venue of the exam be mentioned on the IISER admit card?

Yes, The IISER exam address/venue is mentioned on the IISER admit card. For avoiding last minute hassles, candidates are advised to visit the exam center in advance and plan the commute and timing accordingly.

What if there is an error or mistake on my IISER admit card? Who do I contact?

If there is a mistake or an error on IISER admit card, candidates are advised to contact officials immediately well before IISER exam. They must ensure that changes are done at earliest and rectified IISER 2026 admit card is issued before exam day.

What other document is required with the IISER Entrance Exam admit card?

Candidates are advised to read all the important instructions which are mentioned on the IISER 2026 admit card carefully and assemble all the important documents which are asked by the conducting body to carry along with the admit card on the day of the examination. Test takers have to carry their government-authorised IDs, including Aadhar Card, Voter ID Card, Driving License, PAN Card, Passport, etc.

What is the official website for downloading IISER Entrance Exam 2026 admit card?

Registered candidates of the IISER entrance exam can download their IAT admit card. To download it, they have to visit the official website of IISER admissions, iiseradmission.in. Candidates have to log in to download the admit card. It must be preserved till the admission process is over.

IISER 2026: Counselling (Started), Cutoff, & Seat Allotment

Q: What are the steps to download IISER answer key?

The process to download the IISER answer key is mentioned below. Go to the IISER website - https://iiseradmission.in/ Click on the IISER answer key” link. Answer key of IISER was displayed on the screen Check the answer key.

Response Sheet

9 Jul '26 - 13 Jul '26

Updated on Jul 6, 2026 11:17 IST

By Vikash Kumar Vishwakarma

IISER exam 2026: IISER Berhampur commenced IAT counselling registration on July 2, 2026. The registration link is available online. Those who have qualified the IISER 2026 exam can participate in the counselling process. Get more details related to IAT 2026 admission.

Latest Updates:

The last date to register for IISER counselling 2026 was July 9, 2026.
IISER seat allotment date will be announced soon.
IAT 2026 result was declared on June 29, 2026.

Table of contents

What is IISER Aptitude Test?
IISER 2026 Important Dates Table
IISER 2026 Counselling
IISER Cutoff 2026
IISER Entrance Exam 2026 Eligibility & Application Form
IISER Entrance Exam Centres
IISER Entrance Exam Pattern, Syllabus & Preparation
IISER Entrance Exam Admit Card 2026
IISER Entrance Exam Analysis
IISER Entrance Exam 2026 Question Paper & Answer Key
IISER 2026 Result
IISER Entrance Exam FAQs

What is IISER Aptitude Test?

IISER Aptitude Test (IAT) is a national-level entrance test. It is conducted to offer admission to BS-MS, / BS / B.Tech programs offered at Indian Institutes of Science Education and Research (IISERs). There are a total of 2043 seats for the BS-MS program at seven IISERs.

IAT is conducted annually to offer admission to the BS-MS programs at the Indian Institute of Science Education & Research (IISER). Each IISER conducts the entrance test on a rotational basis. IISER Berhampur is organising the IISER Admisison 2026. Admission is entirely based on the merit of candidates in the IISER entrance examination.

Also Read:

Key Highlights for IISER Aptitude Test

The overview of the IISER entrance exam 2026 is given in the table below.

Particular	Details
Exam Name	IISER Aptitude Test
Conducting Body	Indian Institute of Science Education and Research (IISER) Berhampur
Exam Level	Undergraduate
Exam Frequency	Annually
Exam Mode	Computer Based Test (CBT)
Exam Medium	English and Hindi

IISER 2026 Important Dates Table

Take a look at the table below for the complete schedule of IISER Entrance Exam 2026 exam

Dates	Upcoming Exam Dates
09 Jul ' 26 - 13 Jul ' 26	Response Sheet ONGOING

Dates	Past Exam Dates
29 Jun ' 26 - 09 Jul ' 26	IAT 2026 result
13 Jun ' 26 - 21 Jun ' 26	Correction for Selective options / Upload documents
09 Jun ' 26 - 13 Jun ' 26	Objection
View More Past Events (5)

IISER 2026 Counselling

The IISER counselling process has started. Only the qualified candidates are eligible for the counselling. Candidates need to fill out the IISER counselling registration 2026 by visiting the exam portal and log in to their registered accounts. The counselling or admission process for IISER involves the following stages:

Fill up the registration form: Qualifying or eligible candidates have to fill up the registration form expressing their Interest in joining the IISER or other participating institutes in preferential order, along with the courses.
Document Verification: Candidates have to visit the slated venue to get their documents verified by the admission officials.
Release of Admission Offers: IISER will release the admission offers based on which students have to confirm the admission.

📃 Science Colleges Accepting IISER Entrance Exam

Also Read: IISER Marks vs Rank: Check IAT Round-Wise Closing Rank List Here

IISER Cutoff 2026

The authority will release the IISER 2026 cutoff online. Candidates can check the cutoff of IAT 2026 to know the closing rank for the participating institutes. The cutoff vary for each category. Candidates whose rank in the IISER entrance exam is within the closing rank will be considered for admission. Students having IISER rank between 1 to 800 can get admission to the IISER Pune and IISER Kolkata.

Last 3 Years IISER Cutoff Trends

Analyze previous year IISER Round 1 cutoffs ranks to estimate safe scores and predict admission chances for top IISER campuses.

Download IISER Previous Year Cutoff PDF

IISER Entrance Exam 2026 Eligibility & Application Form

IISER 2026 eligibility criteria are available online. Candidates can check the eligibility criteria to know the minimum conditions to appear for the entrance exam. IAT eligibility criteria 2026 are mentioned below.

The candidates must have passed the Class 12 Board exam or equivalent level exam in 2024, 2025 or 2026 from any board recognised by the Council of Boards of School Education in India.
Candidates slated to appear for their Class 12 Board exam is 2026 are also eligible for IAT 2026, provided they qualify for the exam before the counselling process.
Candidates should have studied at least three of the following subjects during their higher secondary education: Biology, Chemistry, Mathematics, and Physics.
Candidates belonging to SC, ST, and PWD categories are required to score a minimum of 55 per cent marks in aggregate or equivalent grade in their Class 12 or equivalent examination. Candidates belonging to unreserved categories are required to score a minimum of 60 per cent marks in aggregate or equivalent grade in their Class 12 Board examination.
There is no age limit to appear for the IISER Entrance Exam.

NOTE: The students from the Jammu and Kashmir Board of School Education, from the Kashmir division/Winter Zone areas of Jammu division and the Ladakh division, who had appeared in their Class 12 or equivalent level examination in December 2023, were eligible to apply for the IISER entrance exam 2026, provided they fulfil all the other eligibility criteria. These students must pick the 12th class passing year as 2024.

IISER Entrance Exam 2026 Application Form

The authority has closed the IAT registration window. The form was available online at iiseradmission.in. IISER application form was available online from March 5 to April 13, 2026. The application process consists of registration, form filling, uploading an image & signature, and payment of the application fee. The form-filling process is mentioned below.

Go to IISER Admission 2026 website.
Click on the IAT 2026 application form link.
Complete the registration process.
Fill the application form.
Upload required documents.
Pay IAT application fee.
Submit the application form.

Note: Before final submission, verify the details thoroughly so that no wrong or incorrect information is submitted.

IISER 2026 Application Fees

Category	Fees (in INR)
General, OBC-NCL	2,000
SC, ST, Kashmiri migrants and PwD	1,000
Foreign National candidates	12,000

The application fee is accepted via Credit Card, Debit Card, Netbanking and UPI. IISER form fee is non-refundable.

IISER 2026 Form Correction

The authority had opened the form correction portal on April 16. Registered candidates can make necessary changes in the form. Complete change in the form will not be allowed. Login using the user ID and password to edit the form. The last date for IISER form correction was April 18, 2026.

Also Read: IISER application form correction

IISER Entrance Exam Centres

The authority released the IISER exam centre list online. Candidates can check the exam centre list to know the names of cities where the IISER entrance exam will be conducted. While filling the IAT application form, they had to submit their preference for an IISER exam centre. Candidates must check the IAT hall ticket 2026 for the complete address of the exam centre. Here we have mentioned the names of IISER exam centres.

Bangalore
Baroda
Bhopal
Bhubaneswar
Chennai
Delhi
Guwahati
Hyderabad
Kolkata
Mohali
Mumbai
Nagpur
Pune
Thiruvananthapuram
Varanasi

Note: The details regarding the allotted exam centre for the IISER entrance exam are mentioned in the hall ticket.

IISER Entrance Exam Pattern, Syllabus & Preparation

The IISER exam pattern 2026 is available online. Candidates can check the exam pattern to know the marking scheme, exam duration, types of questions, and more. IAT exam is a computer-based test. It is conducted for three hours. The question paper comprises four sections of Biology, Physics, Chemistry, and Mathematics. Each section comprises 15 multiple choice question. Each question carry 4 marks. Negative marking is done for wrong answers. Check the table for the IISER 2026 exam pattern.

Subject	No. of Questions	Marks
Physics	15	60
Chemistry	15	60
Biology	15	60
Mathematics	15	60
Total	60	240

IISER 2026 Syllabus

The authority released the IAT exam syllabus 2026 online. The syllabus comprises topics that are important for exam preparation. The topics in the IISER syllabus are based on Physics, Chemistry, Mathematics, and Biology. To prepare for the exam, follow the latest syllabus of IISER 2026.

Click here to download IISER Entrance Exam Syllabus PDF

Also Read:

IISER 2026 Preparation Tips

Preparation is the major factor in scoring higher marks. Candidates can check IISER 2026 preparation tips below.

Know your exam syllabus and pattern.
Plan your preparation strategy based on IAT syllabus. Priority should be given to the weaker topics, and then move forward with the other topics.
Maintain a handy note or flash card of important topics, concepts, and formulas.
Refer to books and previous year question papers for preparation.
Solve the previous year paper for self-assessment. Students must attempt a mock test.

IISER Entrance Exam Admit Card 2026

IAT hall ticket was available online. The link to download the IISER admit card 2026 was updated on the website, iiseradmission.in Candidates had to use their login details to download their admit card. Candidates' details, exam date & time, reporting time, gate closing time, and important instructions were mentioned in the IISER 2026 admit card. Candidates can follow the instructions to download their admit card online.

How to download IAT 2026 admit card?

Go to IISER admission 2026 website
Click on IISER Hall Ticket link.
Enter user id and password.
The admit card will appear
Take a printout of the admit card PDF.

IISER Entrance Exam Analysis

Candidates can check the IISER exam analysis to know the exam difficulty level. The exam analysis is based on the students' reactions after taking the test. IAT exam analysis helps to understand the exam difficulty level, high-weightage topics, no of doable questions etc. Based on IISER exam analysis 2026, students can predict the expected cutoff marks. Candidates can find here the previous year exam analysis to know the overall exam difficulty level.

IISER 2025 Exam Analysis

In the previous year, candidates who opted for PCM found the Biology section tough to attempt, and candidates who had PCB in their Class 12 found the Mathematics subject questions difficult to solve. Topics were equally distributed from the IAT syllabus. Preparation from the NCERT Books will help students have a good IAT score. No such technical glitches were found in the examination hall.

Candidates can check out the IISER entrance exam analysis from the table below.

Subject	Difficulty Level	Good Attempt
Biology	Easy	12-13 Questions
Physics	Moderate to Difficult	8-10 Questions
Chemistry	Moderate	10-12 Questions
Mathematics	Easy to Moderate	10-12 Questions

Check out the IISER Entrance Exam Student Reaction Video from here:

IISER Entrance Exam 2026 Question Paper & Answer Key

The authority has released the IISER 2026 question paper online. Aspirants who are preparing for the IISER entrance exam can use the question paper with the answer key to evaluate their performance. Moreover, candidates will get familiar with the exam difficulty level. IISER previous-year question papers are also available online. The process to download IAT PYQs is mentioned below.

Go to IISER website, iiseradmission.in.
Select the Download option from the menu.
Click on previous year IAT question paper
Year-wise IAT question papers will appear.
Use them for preparation.

IISER Entrance Exam 2026 Answer

The provisional answer key for IAT 2026 is available online. Candidates can download the answer key online at the IISER 2026 admisison website. Those who appeared for the IISER entrance exam can use the answer key to cross-check their responses. Aspirants can use it for their preparation and improving the performance. Candidates were allowed to challenge the IISER 2026 answer key from June 9 to 13, 2026. The objection portal is closed now. IAT answer key 2026 download process is mentioned below.

Go to the IISER 2026 website, iiseradmisison.in
Select Aptitude Test from the menu and click on the IAT Answer Key link
The download link will appear.

IISER 2026 Response Sheet

The authority released the IAT response sheet on June 9, 2026. Candidates were able to check their response sheet through the login portal. They had to provide their user id and password to access IAT login portal. The response sheet is the digital response of the candidates.

IISER 2026 Result

IISER Berhampur has activated IAT result 2026 link online. Candidates have to provide their user id and password to check IISER result. Follow the instructions and download IAT result 2026.

Go to the IISER 2026 website
Click on the IAT result link
Enter the user id and password
Access the result and know your score.

Details Mentioned on IISER Result

Candidate's Name
Father's Name
Mother's Name
Application Number
Category
Roll Number
Rank Secured- AIR and Category Rank
Sectional and overall scores

IISER Entrance Exam FAQs

Candidates can check out the IISER Entrance Exam Frequently Asked Questions (FAQs) from here:

Q: Does IISER release the IAT cutoff?

Following the previous years' trends, the exam officials release the round-wise IISER institute-wise closing ranks. IAT cutoff marks refer to the minimum marks test takers need to score to get admission in the programmes offered by the participating institutes.

Q: What is seat acceptance structure in IISER 2026 counselling process?

Candidates allotted seats will have to download the seat allotment letter by logging in to the admission website with their registration credentials. The letter must be preserved till the admission formalities are completed. Candidates have to accept the offer sent to them only after they pay the prescribed seat acceptance fee (SAF) by the stipulated date and time. In case they don't pay the fee, the seat will be withdrawn.

Q: What are IISER marks vs rank?

IISER Marks vs Rank is generally the data interpretation of the candidates who had appeared in the IAT examination. Here, candidates will be able to know the expected AIR rank/ category rank that they will achieve based on the marks scored by them in the IISER examination.

IAT candidates' ranks are based on their combined scores from the four sections (Physics, Chemistry, Mathematics and Biology). The exam comprises 60 questions with a total score of 240 marks.

Q: What are the different channels for getting admission in IISER Colleges?

Earlier, there were three channels through which candidates could get admissions to the courses offered at IISER institutions, IISc Bangalore and IIT Madras. From the academic session 2025, admissions are done through the IAT exam channel only, and the other two channels, including JEE Main and KVPY scores, have been discontinued.

Q: What are the steps to download IISER answer key?

The process to download the IISER answer key is mentioned below.

Go to the IISER website - https://iiseradmission.in/
Click on the IISER answer key” link.
Answer key of IISER was displayed on the screen
Check the answer key.

Q: What is IISER Aptitude test?

Indian Institutes of Science Education and Research conduct an entrance exam in order to provide admission to candidates in the five year long BSMS dual degree programme offered by them. On the basis of a candidates score in the IISER Entrance Exam also known as IISER aptitude test, he/she can secure admission at IISER located in Berhampur, Bhopal, Kolkata, Mohali, Pune, Thiruvananthapuram, or Tirupati. Candidates who cleared their Class 12 in the Science stream are eligible to apply for the IISER Entrance Exam 2023. As per the IISER Entrance Exam pattern, there are a total of 60 objective questions that candidates need to complete in three hours duration.

Q: How to fill IISER 2026 decision-making form?

After the declaration of the IAT 2026 seat allotment list, candidates whose AIR rank lies in the released closing rank list will then have two options, i.e., accept or reject the seat. Candidates can check out how to fill out the IISER 2026 decision-making form by following the method given below:

Visit the IAT 2026 official website and log in to your registered account with the help of login credentials, i.e., username and password.
Click on the submit reference tab present in the left corner of the system.
Next, “Click Here to Submit Your Decision”
You will see this kind of offer letter once you click “Click here to download the offer letter”. This is a sample offer letter.
Click “DECISION MAKING” and then click “Click Here to View Allotted Seat”
Click “Generate OTP” to go to the next page
Enter the captcha to receive the OTP
Check your registered mobile number and/or email ID for the OTP
Validate the OTP received on your registered mobile number and/or email address
Once the OTP is validated successfully, the pop-up will appear
After validating the OTP, you need to select one of the options. Candidates who received their 1st choice will not see the FLOAT (I WANT TO ACCEPT AND FLOAT MY SEAT PREFERENCE) option
Please select the option carefully and click “Proceed”. Once submitted, NO FURTHER CHANGES WILL BE ALLOWED.

Q: IISER Entrance Exam is conducted for which course?

IISER Entrance Exam is conducted for admission to the 5-year BS MS programme offered at the seven Indian Institutes of Science Education and Research. Apart from that, the IISER Aptitude Test scores are also accepted by IISc Bangalore for the 4-year BS course and for the BS - Medical Sciences and Engineering programme at IIT Madras. Apart from this, other courses at IISERs for which the entrance exam scores are accepted are given below.