IISER Aptitude Test 2023
IISERs conduct IISER Aptitude Test under the IISER Aptitude Test (IAT) Channel for admissions to 5-year BS-MS Degree programmes of Indian Institutes of Science Education and Research and 4-year BS programmes at IISER Bhopal. Students applying through the IAT channel have to appear in the IISER Aptitude Test which is conducted at various centres across the country.
|Exam Name||IISER Aptitude Test|
|Also Known As||IAT|
|Exam Mode||Online (Computer based test)|
|Conducted by||Indian Institutes of Science Education and Research|
UPDATE (Jul 3, 2023): IAT 2023 exam result has been declared, read IAT 2023 Exam Result.
UPDATE (Jun 20, 2023): Answer Keys for IISER Aptitude Test are available now, read IAT Answer Keys.
UPDATE (Jun 10, 2023): IAT 2023 Admit Cards are now available, read IAT Admit Card.
UPDATE (Jun 1, 2023): Official Mock Test for IISER Aptitude Test has been released, read IAT Mock Test.
UPDATE (Apr 15, 2023): IAT Applications will be opening at 11 AM, Subscribe to receive all updates on your mobile for free.
- The exam will be a computer-based test (CBT) of 3 hours duration.
- All the questions will be Multiple Choice Questions (MCQ) i.e. each question will have four choices, only one being the correct choice.
- The exam will have a total of 60 questions with 15 questions each from Biology, Chemistry, Mathematics, and Physics subjects.
- Candidates will be awarded 4 marks for each correct answer while 1 mark will be deducted for each incorrect response.
- The medium of the paper will be English and Hindi.
- Check the sample questions here.
No. of Questions:
|Subject||No. of MCQ||Total Marks|
June 17, 2023
09:00 AM – 12:00 PM
- Students who have passed (10+2) level with science stream in 2022 or 2023 with at least three subjects among Biology, Chemistry, Mathematics and Physics.
- Class XII Performance criteria: Candidates need to obtain a minimum of 60% marks (GEN/EWS/OBC-NCL) or 55% marks (SC/ST/PwD) in their Class XII examination.
- An official mock test is made available to the candidates appearing for IAT.
- Candidates can take the Mock Test to understand the pattern of the computer-based test and make themselves familiar with the interface.
- The mock test is for practice purposes only.
- Refer to IAT Mock Test for official Mock Tests of previous years’.
Past Question Papers
See previous year Question Papers and Answers here.
IAT 2023 Application Fee is as follows:
|GEN, EWS and OBC (Non-Creamy) Candidates||₹2000|
|SC, ST, KM and PwD Candidates||₹1000|
- The registrations for IISER Aptitude Test 2023 examination will begin on April 15, 2023.
- The last date to register is May 25, 2023.
- NEW: Refer to IISER Application Form for detailed Application Procedure.
NEW: Check detailed steps for filling Application Form here.
- Interested candidates need to visit the IISER Admission website and register with a valid email address.
- Fill in the basic details and upload a self photograph in the registration form.
- Enter the subject-wise marks in the prescribed form (name of the subject, marks obtained out of maximum marks).
- Pay the application fees online.
- Download a copy of the application for future reference.
- Candidates will be provided a facility to make corrections in their application form particulars.
- It is a one-time facility and is extended to the candidates to avoid any hardship to them.
- Candidates will be able to correct the data filled in the application form including Photo ID, Marksheet, Category certificate, and IISER preferences.
|Andaman & Nicobar Islands||Port Blair|
|Jammu & Kashmir||Jammu|
- Candidates can select any five preferred test cities for the IAT examination.
- However, the test city allocation will be subject to availability.
Hall Ticket / Admit Card
- The hall ticket can be downloaded from the IISER Admissions site after June 10, 2023.
- Please note that the Admit Card will be issued only to those candidates whose Application form is complete in all respects and has been submitted successfully on or before the last date of filling.
- The candidates can download their hall ticket after logging into their account in the application portal on the IISER Admissions site.
- Candidates are required to produce the admit card at the test centre without which entry will not be allowed.
- The answer keys of computer-based examination will be made available on the IAT website.
- If a candidate is unsatisfied with an answer, he/she can challenge the answer keys with all necessary enclosures.
- Provisional Answer Key and Final Answer Key will be released as per schedule.
- A Merit List will be prepared based on the score obtained by the candidate in the examination.
- Admissions in IAT Channel will be done based on the candidate’s rank in the merit list.
- The result of IISER Aptitude Test is expected to be declared after July 3, 2023.
- If a candidate has been allotted a seat in any of the IISERs, the candidate needs to pay the Seat Acceptance Fee (within the due date) to accept the Admission offer and confirm that the candidate intends to join.
- Read more about Seat Acceptance rules and Refund policy here.
- Candidates will be asked to give college and branch preferences in the online application form.
- The seat allotment will be done based on the availability of seats in respective IISERs, the candidate’s rank in the merit list, and the candidate’s preferences.
- Read more about Seat Acceptance rules and Refund policy here.
Frequently Asked Questions
I have not studied Biology/Mathematics at +2 level, can I take the test?
You must have at least one of the two subjects Mathematics and Biology in class XII. However, the questions will be from Biology, Chemistry, Mathematics, and Physics with equal weightage.
Where is the IISER aptitude test conducted?
It is conducted in various cities across India.
Where/When do I get the hall ticket for the IISER aptitude test?
The hall ticket will be available on the IISER Admissions website a few days before the IISER aptitude test.
I am a class XII science student. To which programmes can I apply in IISERs?
Any student who has qualified Class XII examination in the science stream either in 2022 or 2023 can apply provided he/she meets the eligibility criteria. For applying to the 4 year BS Programmes, students should have Mathematics as one of the subjects in the class XII examination.
|Opening of Admission portal||April 15, 2023|
|Last date for applications||May 25, 2023|
|Application correction window||May 28 – May 29, 2023|
|Admit Card downloading for IISER aptitude test||June 10, 2023|
|IISER aptitude test for IAT channel||June 17, 2023|
|Release of IAT Provisional Answer Key||June 17, 2023|
|Availability of Candidates Responses||June 17, 2023|
|Answer Key Objection window||June 20 – June 22, 2023|
|Release of IAT Final Answer Key||June 30, 2023|
|IAT Result Declaration||July 3, 2023|
|Last date of Uploading XII Marks & Category Certificate||July 7, 2023|
|Counselling starts||July 12, 2023|
Candidates can contact IISER authorities through written communication, phone, or email.
|IISER Contact Information|
Joint Admissions Committee 2023,
Indian Institute of Science Education and Research Mohali,
Sector 81, SAS Nagar, Knowledge City, Punjab – 140306 (India)