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IISER Aptitude Test 2023 - Application Form(April 15), Exam Date (Out), Syllabus, Admit Card, Answer Key, Results, Counselling Process, Seat Allotment & Updates

Updated By Lam Vijaykanth on 23 Mar, 2023 11:52

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About IISER Aptitude Test 2023

Indian Institute of Science Education and Research Mohali (IISER Mohali) will conduct IISER Aptitude Test (IAT) 2023 on June 17, 2023. The IISER 2023 Application Form will be released on April 15, 2023. The registration process will commence on the same day when the application form is released. Candidates willing to appear for the IAT 2023 can take part in IISER 2023 Registration Process and submit the application form. IISER Mohali released IISER 2023 official notification on March 17, 2023. we will provide the activated link to fill out IISER Application Form 2023. 

Direct Link for IISER Application Form 2023- (To be Activaed on April 15, 2023)

IISER 2023 Application Portal will be opened on April 15, 2023, for IAT and KVPYstreams. The last date to submit the IISER 2023 application form for both streams is May 25, 2023. IISER Mohali will release the hall tickets on June 10, 2023. According to the official notification, IISER Aptitude Test will be conducted on June17, 2023. The result will be declared on July 03, 2023.

IISER Admission Test (IAT), earlier known as IISER Aptitude Test is a national-level examination that is conducted for admission in the five-year BS-MS dual degree programme offered at the Indian Institutes of Science Education and Research (IISERs). IISER Aptitude Test is conducted in offline mode (pen-paper based) for all the candidates who wish to gain knowledge in the field of Science and Research. 

Note: IISER Admission is based on 3 Channels (ways) i.e.

The applicants applying through the first two channels are eligible for direct admission, whereas the aptitude test is organised for those who choose the SCB option.

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Know best colleges you can get with your IISER Aptitude Test score

IISER Aptitude Test 2023 Highlights

Candidates can check the major highlights of IISER 2023 in the table below:



Exam Name

IISER Aptitude Test 2023

Full Name of Exam

Indian Institutes of Science Education and Research Aptitude Test

Conducting Body

IISER Mohali

Exam Frequency

Once a year

Exam Level


Exam Mode

Online Computer-based Test (CBT)

Exam Duration

3 Hours

Application Form Mode


Application Fee

For General/OBC/OBC-NCL/EWS - INR 2,000

SC/ST/PwD - INR 1,000

Courses Offered

BS-MS Course

Official Website

IISER Aptitude Test 2023 Important Dates

IISER 2023 Admission Dates for SCB Channel

IISER Admission 2023 Important Dates for SCB Channel (IISER Admission Test) are as follows:



Opening of Application Portal

April 15, 2023

Last date to submit application forms

May 25, 2023

Application correction

May 28, 2023 11:00 AM to May 29, 2023 5:00 PM

Availability of Admit Card for IISER Admission Test 2023

June 10, 2023

IISER Aptitude Test 2023

June 17, 2023

Release of Answer Key

June 17, 2023 

Filing objections

June 20, 2023
Last day to file objectionJune 22, 2023

Release of Final Answer Key

June 30, 2023

Declaration of Result

July 3, 2023
Uploading of documents in the portal and freezing of  IISER preferencesJuly 4, 2023 to July 7, 2023

First round of admission    

July 15, 2023

Second round of admission  

To be Announced 

Third round of admission

To be Announced 
Fourth round of admission

To be Announced 

Fifth round of admission

To be Announced 

Sixth round of admission

To be Announced 

Seventh round of admission

To be Announced 

Eighth round of admission

To be Announced 

Nineth round of admission

To be Announced 

IISER 2023 Admission Dates for KVPY Channel



Application portal opens

April 15, 2023

The deadline to submit the application form

May 25, 2023

Allotment of seats for KVPY channel

To be Announced 

Last Date for Submission of SAF

To be Announced

IISER Admission 2023 Important Dates for JEE Channel 



Application portal opens

To be Announced 

The deadline to submit the application form

To be Announced 

Allotment of seats

To be Announced 

Similar Exams :

IISER Aptitude Test 2023 Application Form

IISER aptitude test 2023 application form will be released on April 15, 2023. Students will require to fill the IISER 2023 application form by following the given instructions by the officials. 

How to Fill IISER 2023 Application Form

To fill out the IISER 2023 application form, students can follow the steps given below: 

  • Visit the official website of the IISER 2023 exam 
  • Check the eligibility criteria for the IISER admission test
  • Students will be required to fill out the registration details for the IISER 2023 application form
  • Submit the required documents for IISER application form
  • Pay the IISER application fee and take the printout of the application form and payment receipt 

IISER Aptitude Test 2023 Application Fee

Candidates will be required to submit the IISER 2023 application fee through Credit Card, Debit Card, Net Banking, and other online payment gateways. Check the table below to know the IISER application fee 2023 depending on the categories:


Application Fee (In INR)

SC/ ST/ Kashmiri Migrants (KM)/ PWD

Rs. 1000/-

General/ OBC-NCL/ EWS

Rs. 2000/-

Foreign NationalsUSD 100

IISER Aptitude Test 2023 Eligibility Criteria

Before filling out the IISER Aptitude Test 2023 application form, candidates must know the IISER eligibility criteria. Candidates who will be eligible can appear in the IISER exam 2023. The eligibility for IISER is different for General eligibility and Channel wise eligibility. Check the IISER 2023 eligibility mentioned below:

General Eligibility (All channels):

Nationality: Candidates who are appearing for the IISER aptitude test must be Indian nationality student. 

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 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. 

Channel Wise Eligibility:

For KVPY channel: Students who hold a valid KVPY fellowship starting from the 2023-24 academic session are eligible for admission through IISER.

For JEE Advanced: Candidates who have secured rank within 15000 in the common rank list (for Gen/ OBC categories) or (for Gen-EWS/ OBC-NCL/ ST/ SC/PwD categories) can apply through this category. 

For the SCB channel: Students can take admission through the SCB channel.

IISER Aptitude Test 2023 Syllabus

Students must know the IISER syllabus 2023 to ace the exam. The IISER 2023 syllabus consists of the 11th and 12th class syllabus. Check the IISER aptitude test 2023 syllabus mentioned below in the table:




  • Inverse Trigonometric Functions
  • Sets, Relations and Functions 
  • Trigonometric Functions
  • Principle of Mathematical Induction
  • Complex Numbers and Quadratic Equations Linear Inequalities 
  • Permutations and Combinations
  • Binomial Theorem
  • Sequences and Series
  • Straight Lines
  • Conic Sections
  • Introduction to Three-Dimensional Geometry Limits and Derivatives
  • Mathematical Reasoning Statistics


  • Chemical Bonding and Molecular Structure
  • States of Matter
  • Some Basic Concept of Chemistry
  • Structure of Atom
  • Classification of Elements and Periodicity in Properties
  • Thermodynamics
  • Equilibrium
  • Redox Reactions
  • Hydrogen
  • The s-block Elements
  • The p-block Elements
  • Organic Chemistry Basic Principles and Techniques 
  • Hydrocarbons
  • Environmental Chemistry
  • The solid-state Solutions
  • Electrochemistry 
  • Chemical Kinetics
  • Surface chemistry 


  • Reproduction
  • Genetics and Evolution
  • Biology and human welfare
  • Biotechnology and its application
  • Ecology and environment
  • Diversity in the living world
  • Structural organization in animals and plants 
  • Cell structure and function
  • Plant physiology
  • Human physiology


  • Laws of Motion
  • Work, Energy and Power
  • Motion of Systems of Particles and Rigid body
  • Gravitation Properties of bulk matter
  • Thermodynamics
  • Behavior of perfect gas and kinetic energy
  • Oscillations Waves
  • Electromagnetic Waves
  • Optics
  • Dual Nature of Radiation and Matter
  • Atoms Nuclei
  • Electronic Devices
  • Communication Systems
  • Physical World and Measurement Kinematics

IISER Aptitude Test 2023 Admit Card

IISER Bhopal will release the IISER 2023 admit card online mode on its official website. Candidates will require to enter their login details and password to download the IISER admit card. The IISER admit card will have the details such as name, roll number, exam day, date of examination, exam centre, etc. All the candidates must carry the IISER admit card to enter the IISER admission test examination hall.

IISER Aptitude Test 2023 Exam Pattern

Knowing the IISER 2023 exam pattern can help the candidates to score the best marks. The IISER exam pattern details can help the students understand the exam and how to prepare for the exam. Check the details below to know the IISER exam pattern 2023



Mode of Examination

Online mode (CBT)

Number of Questions

60 questions (15 questions for each section)


3 hours






Types of Questions

Multiple choice type questions

Marking Scheme

3 marks for each correct answer

Negative marking

-0.75 mark for each wrong answer

IISER Aptitude Test 2023 Exam Centers

Canditaes will be able to choose the IISER exam centres 2023 while filling out the IISER 2023 application form. Candidates can choose the IISER exam centre depending on the nearest city or other factors. Check the table below to know the IISER 2023 exam centres.


Exam Day Guidelines for IISER Aptitude Test 2023

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 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 examination.

  • Carry the Admit Card

The students must keep their admit card and other important stationeries ready and should not forget to carry the same on the day of the examination. The student also must read the 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 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 examination.

  • Time Management

The candidates appearing for IISER 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 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 entrance 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 examination.

IISER Aptitude Test 2023- Important Instructions

The important instructions for the candidates are as follows:

  • The candidates must report to the venue of the examination before time.
  • Must carry supporting documents like Aadhaar Card/PAN Card/Voter Id/Driving License, etc. along with admit cards for smooth entry to the examination center.
  • The candidates should also carry their passport size photograph as pasted in the admit card for verification of identity.
  • The examination centre will not entertain any latecomers, so one must report on time. This also helps smooth entry to the centre where the number of applicants is very high.
  • As bags and electronic gadgets are not allowed these days inside the test centre, the candidates must arrange for a backup plan for keeping their essential notes and mobile phones.
  • The candidates must appear for the examination by sitting in their designated area and any change of seat during the examination will lead to cancellation of the examination.
  • The candidates will not be allowed to leave the test centre before the completion of the examination.
  • Any misbehaviour or misconduct will lead to the cancellation of the examination.
  • 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 examination.

IISER Aptitude Test 2023 Answer Key

IISER officials will release the IISER answer key 2023 on its official website in PDF format. Candidates can raise an objection against the IISER answer key if they find any error or wrong answer. The answer key objection window will be open for some particular time for students. Once the correction window closes, students will not be able to raise objections. Officials will release the IISER final answer key after the completion of the objection process.

IISER Aptitude Test 2023 Result

Once the IISER answer key process is completed, the IISER officials will release the IISER result 2023 online mode. Candidates will be able to check the IISER 2023 result by entering their roll number and registration id. Candidates who get the highest marks in the IISER result will get selected.
Candidates will be required to register for seat allotment after the declaration of the IISER 2023 result. The allocation of IISER aptitude test seats will be done on the basis of the IISER merit list.

IISER Aptitude Test 2023 Cut off

Candidates who clear the IISER 2023 exam, the official will release the IISER cutoff. The IISER 2023 cutoff is the minimum mark required to qualify for the exam. IISER officials will release the IISER cutoff 2023 on its official website.

IISER Aptitude Test Conducting Body

Indian Institutes of Science Education and Research (IISERs) is the conducting body of the IISER Aptitude Test. 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: Joint Admissions Committee 2023

Indian Institute of Science Education and Research Mohali

Knowledge City, Sector 81, Mohali,

P.O Manauli 140306




Phone: +91 172 229 3122

Important Dates

IISER Aptitude Test 2023 Important EventsDates

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