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IISER Aptitude Test: Dates, Eligibility Criteria, Syllabus, Important Highlights

IISER Aptitude Test (Indian Institute of Science Education and Research Aptitude Test) is among India’s biggest and major National Level Exams. The test is conducted every year for the admissions into BS (Bachelor of Science) and BS-MS Dual degree programs of IISER.

If you are someone looking to get into such a prestigious and renowned govt. college in India, then go through the complete article to get complete details about IISER Aptitude Exam, Important Dates, Syllabus, Pattern, books, etc.


Indian Institute of Science Education and Research is among the most prestigious and renowned institutes of India.  The government of India has established IISER at different locations such as Berhampur, Bhopal, Kolkata, Mohali, Pune, Thiruvananthapuram, and Tirupati to integrate and promote quality education in the field of science and research. Over the years the institute is on the wish list of students to get into it. This is why IISER conducts IAT (IISER Aptitude Test) for admissions into various disciplines.

In short, you can get a lot of exposure, quality benefits, networking, and education in IISER.

Important Dates

Here is the list of important dates for the IISER Aptitude Test.

Name of the ExamIndian Institute of Science Education and Research Aptitude Test 2021 (IAT)
IISER Aptitude Test17th September 2021
Opening of application portal for KVPY Stream1st July 2021
Closing of application portal for KVPY Stream31st August 2021
Opening of application portal for SCB Stream  1st July 2021
Closing of application for SCB Stream31st August 2021
Opening of application portal for JEE Students   To be Announced
Closing of application portal for JEE StudentTo be Announced

Note: Keep an eye on the dates of application and closing of application of IAT. As these are going to be the first step towards your dream to make it to IISER.

Important Highlights for IISER Aptitude Test

The dates of the application and submission form are as important as understanding the type, mode of examination, fee structure, and much more. So, below are the highlights of the IISER Aptitude Test.

Name of the ExamIISER Aptitude Test
Testing AgencyIISER
Conducted every yearOnce a year
Exam LevelNational (India Region)
Mode of ExamOnline
Mode of ApplicationOnline
Application FeeINR 2000 (For General category)INR 1000 (For SC, ST)
Mode of Payment of Application FeesOnline (Debit/ Credit Card)
Duration of Exam3 hours

Eligibility Criteria for IISER Aptitude Test

IISER Aptitude Test holds eligibility criteria for the students applying to get into IISER. But the eligibility criteria vary according to the different modes of admission. As mentioned, there are three channels to apply for IAT, and here are the eligibility criteria for all of them.

KPVYFor students applying for IAT via KPVY, a student must have a KPVY fellowship commencing from Academic Session 2021-2022.

JEE Advanced- For students applying for IAT via JEE Advanced, they must have secured a rank prescribed by IISER in JEE Advanced 2021.

SCB- The minimum cut-off is decided by IISER for the candidates applying through SCB mode. The students must appear in IAT, for those applying through SCB.

Application Process for IISER Aptitude Test 2021

·         The form is released by IISER for all the eligible candidates to apply for IAT.

·         The application for the three categories i.e. For KVPY, JEE, and SCB is released differently.

·         Candidates have to submit their completed application form in their prescribed channel before the due date.

·         Candidates must ensure to fill in the details correctly and upload the required documents in the prescribed format.

·         Application form and Application Fees have to be submitted online.

Application Fees for IAT 2021

For General & OBC (Males and Female) = INR 2000

For SC, ST (Males and Females) = INR 1000

Syllabus for IISER Aptitude Test 2021

IISER too releases its syllabus for the Aptitude Test, to make it easy for the students to prepare. Here is the list of topics that one must prepare while appearing for IAT 2021.

Syllabus for Mathematics

·         Sets, Relations, and Functions

·         Trigonometry, Inverse Trigonometry

·         Principle of Mathematical Induction

·         Complex Numbers

·         Quadratic Equation

·         Linear Inequalities

·         Permutation Combination

·         Binomial Theorem

·         Straight Lines

·         Sequences and Series

·         Conic Sections

·         3-D geometry

·         Limits and Derivatives

·         Mathematical Reasoning

·         Probability

·         Matrices

·         Determinants

·         Continuity and Differentiability

·         Application of Derivatives

·         Differential Equation

·         Application of Integrals

·         Vectors

·         3-D geometry

·         Linear Programming

Related Read: 1.IISc 2.IIT 3.NEET 4.KVPY 5.IAT 6.NTSE 7. JEE

Syllabus for Physics

·         Physical World and Measurement

·         Kinematics

·         Laws of Motion

·         Work, Energy, and Power

·         Motion of System of particles and rigid body

·         Gravitation

·         Properties of Bulk Matter

·         Thermodynamics

·         Behavior of Perfect Gases and Kinetic Energy

·         Oscillations

·         Waves

·         Electrostatic

·         Electrostatic Potential

·         Current Electricity

·         Magnetic Effects of Current

·         Magnetism

·         Electromagnetic Conduction, Alternating Current, and Electromagnetic Waves

·         Optics

·         Dual Nature of Matter

·         Atoms

·         Nuclei

·         Electronic Devices

·         Communication Systems

Syllabus for Chemistry

·         Basic Concepts of Chemistry

·         Structure of Atoms

·         Classification of elements and periodicity in properties

·         Chemical Bonding

·         States of Matter

·         Thermodynamics

·         Equilibrium

·         Redox Reactions

·         Hydrogen

·         The s-block elements

·         The p-block elements

·         Organic Chemistry

·         Hydrocarbons

·         Environmental Chemistry

·         Solid State

·         Solutions

·         Electrochemistry

·         Chemical Kinetics

·         Surface Chemistry

·         General Principles and Process of isolation of elements

·         D- and f- block elements

·         Coordination Compounds

·         Haloalkanes and Hydrocarbons

·         Alcohols, phenols, and ethers

·         Aldehydes, ketones, and carboxylic acids

·         Organic Compounds containing nitrogen

·         Biomolecules

·         Polymers

·         Chemistry in everyday life

Syllabus for Biology

·         Diversity in the living world

·         Structural organization in animals and plants

·         Cell structure and function

·         Plant physiology

·         Human physiology

·         Reproduction

·         Genetics and evolution

·         Biology and human welfare

·         Biotechnology and its application

·         Ecology and environment

 Exam Pattern for IISER Aptitude Test 2021

The exam pattern gives a fair idea about the number of questions to be encountered in the exam, the marking scheme, and the kind of efforts one has to put into practice. Here is the exam pattern for IISER Aptitude Test 2021:

Mode of examOnline (Computer Based Test)
Duration of Exam3 hours
Types of QuestionsMCQ based
Total Number of Questions60
Marks per question3 marks for correct answers-1 for the wrong answer

Books and Mock Test for IAT 2021

There are a lot of mock tests available online to get an idea about the difficulty level of questions. But it is advised to prepare for examination from your Class11 and Class12 textbooks as the syllabus is from them only. For students appearing for JEE Advances and then preparing for IAT, it is advised to revise their course material only.

Note: Do not run after so many books at the last time. Be focused on quality questions and mock tests.

IISER Aptitude Test Admit Card

Once the application process is completed, IISER releases admit cards to appear for the examination. You can download the admit card by logging into your candidate’s profile and take a printout of the issue to admit card to be taken to the examination center.  

Test Centres for IISER Aptitude Test

Test Centres for the IISER Aptitude Test includes the following cities in different states-












Mumbai City












Navi Mumbai




Delhi and many more.

You can select the city by clicking on the dropdown button while filling the application form. The availability of test centers would be there in multiple test centers.

Result of IISER Aptitude Test 2021

After the successful conduct of the examination, IISER takes a few weeks to declare the results. You can see the name of the shortlisted candidates in the list issued by IISER.

IISER Aptitude Test Counselling

Once the result is declared, the counseling process starts simultaneously. The Counselling Process of each channel helps separately by IISER. Candidates have to fill their choice and the institute in the counseling process.

The seats are allotted based on the choices filled by the candidates and on the merit list. After the successful conversion of the seat, the candidate has to appear for the admission procedure along with the original documents mentioned for the successful completion of admission.

Documents Required at the Counselling

All the documents are required in original form. Candidates are advised to take the original documents along with photocopies if needed. Following is the list of the documents needed to be carried at the time of counseling:

·         Class X mark sheet

·         Class XII mark sheet

·         Counselling Letter (Original)

·         Admit Card of JEE Advanced/ KVPY and IISER Aptitude Test

·         Recent passport-sized colored photograph

Seats in IISER at different centers

Different institutes of IISER in different cities vary in the allocation of seats. The seat matrix is given below:

IISER InstitutesTotal Number of Seats
IISER Bhopal260
IISER Mohali200
IISER Pune200
IISER Kolkata200
IISER Thiruvanthapuram200
IISER Tirupati125
IISER Berhampur100

Frequently Asked Questions

1. Is IAT Exam tough?

IAT Exam is not tough. It depends upon the efforts you are putting in while preparing for the exam. The syllabus for the IAT exam is the same as your Class11 and 12 textbooks. Therefore, it is not that tough. After all, it’s all in our head- to make it easy or hard.

2. How should I prepare for IAT?

You should plan and strategize the preparation based on your strengths and weaknesses. Preparing a timetable and covering topics, one at a time would make it easy to approach the IAT Exam.

3. Is IAT Exam Online?

Yes, IAT is conducted online only.

4. Is IISER tougher than NEET?

In our opinion, IISER is not a tough exam. As we said in the earlier question, it depends on our preparation and our courage to take challenges and bang on with victory.

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