IISER Exam 2021 (IISER Aptitude Test): Exam Date, Registration, Login, Official Website, Latest News

Exam Date

Sep 17, 2021

Oct 27, 2021 | Science


Indian Institute of Science Education and Research is responsible for conducting IISER 2021 for candidates aspiring to pursue Basic Science as a career. IISER presents an opportunity for candidates to get admission into BS and BS-MS Dual Degree programs offered at IISERs Bhopal, Mohali, Pune, Thiruvananthpuram, Berhampur, Tirupati and Kolkata. The registrations for the IISER Aptitude test through the KVPY and the SCB streams will be conducted online. The exam is scheduled to be conducted on Sep 17, 2021.

Latest Updates for IISER:

  • Oct 26, 2021: The round 1 seat allotment through KVPY and SCB channels are out. The last date to confirm the round 1 allotment is Oct 30, 2021.
  • Oct 20, 2021: The registration for IIT JEE Advanced Channel begins today. The last date to register is Nov 3, 2021.


What is the IISER Exam?

IISER was established in Berhampur, Bhopal, Kolkata, Mohali, Pune, Thiruvananthapuram, and Tirupati by the government with an objective to promote the study of Basic Science in the country. IISER aspires to become an institute that supports and nurtures the idea of bringing sustainable scientific practices into the current societal lifestyle.

The government of India recognized this problem, hence through the Ministry of Human Resource Development (MHRD), under the National Institutes of Technology (Amendment) Bill, 2010 (an amendment of the National Institutes of Technology Act, 2007), the Government created Indian Institute of Science Education and Research (IISERs).

IISER 2021 Aptitude Test
Particulars Details
Exam Name IISER Aptitude Test 
Full Form Indian Institute of Science Education and Research Aptitude Test Aptitude Test
Conducting Body IISER Bhopal
Level National
Category Undergraduate
Program Offered 5-year BS-MS dual degree
Application Mode Online i.e. the Computer-Based Test (CBT)
Medium English
Official Website https://www.iiseradmission.in/
Help Desk Contact No. +91 755 269 2500 Mail: [email protected]

IISER Campus List

As of now, there are a total of 7 IISERs established. The following table has the list of 7 IISERs along with the year of establishment and NIRF Ranking.

List of IISER
Name Year of Establishment NIRF Ranking
IISER Kolkata 2006 25
IISER Pune 2006 32
IISER Mohali 2007 55
IISER Bhopal 2008 56
IISER Thiruvananthapuram 2008 58
IISER Tirupati 2015 -
IISER Berhampur 2016 -

IISER 2021 Exam Dates

Candidates planning to apply for IISER, are advised to stay updated with the important event dates associated with the exam. The tentative Exam Dates for candidates who are applying through KVPY and SCB Channel are provided in this table. The IISER 2021 exam dates will be announced shortly.

Important Dates of IISER 2021 Admission - SCB Channel

Important Dates of IISER 2021 Admission - SCB Channel
Events Dates
Release of Application Form Jul 1, 2021
Last date to fill Application Form Aug 31, 2021
Application Form Correction Sep 2, 2021 - Sep 3, 2021
Last Date to upload XII Marks and Category Certificate Aug 31, 2021
IISER Aptitude Test 2021 Sep 17, 2021
Release of IISER 2021 Answer Key Sep 20, 2021 - Sep 28, 2021
Release of Final Answer Key Sep 28, 2021
First round of Seat Allotment SAF Oct 26, 2021
First Round SAF Closing Oct 30, 2021
Second round of Seat Allotment SAF To be notified
Second Round SAF Closing To be notified
Third round of Seat Allotment SAF To be notified
Third Round SAF Closing To be notified
Fourth round of Seat Allotment SAF To be notified
Fourth Round SAF Closing To be notified
Withdrawal of SAF To be notified
Fifth and final round of Seat Allotment SAF To be notified
Fifth Round SAF Closing To be notified
Reporting at Allotted IISER for Registration To be notified
Commencement of Classes (Tentative) To be notified

IISER 2021 Admission Dates- KVPY Channel

IISER 2021 Admission Dates- KVPY Channel
Events Dates
Commencement of Registration Jul 1, 2021
Last date of submitting Application form Aug 31, 2021
Last Date of Uploading XII Marks and Category Certificate Aug 31, 2021
First round of seat allotment SAF Oct 26, 2021
First Round SAF Closing Oct 30, 2021
Second round of seat allotment SAF To be notified
Second Round SAF Closing To be notified
Withdrawal of SAF To be notified
Reporting at Allotted IISER for Registration To be notified
Commencement of Classes (Tentative) To be notified

IISER Admission Dates 2021- JEE Advanced Channel

IISER Admission Dates 2021- JEE Advanced Channel
Events Dates
Start Date of Application Form Oct 20, 2021
Last date of filling Application Form Nov 3, 2021
Last Date of Uploading XII Marks and Category Certificate Nov 3, 2021
First round of seat allotment SAF To be notified
First Round SAF Closing To be notified
Second round of seat allotment SAF To be notified
Second Round SAF Closing To be notified
Withdrawal of SAF To be notified
Reporting at Allotted IISER for Registration To be notified
Commencement of Classes (Tentative) To be notified

IISER 2021 Eligibility

It is important for candidates to go through the eligibility criteria of IISER 2021 before moving forward with the application. KVPY, SBC, and JEE Advanced are the 3 channels and the shortlisting process is different for every exam based on the difficulty level.

Some major Eligibility Criteria defined by the organizing authorities are mentioned below:

  • The IISER has not mentioned the upper age limit, for admission through any of the channels.
  • The candidates must have passed 10+2 or equivalent, with prescribed cut-off marks, with Physics, Chemistry, Mathematics/Biology as compulsory subjects, from a recognized board or institution.
  • The candidate should be Indian National to apply for IISER. PIO & OCI candidates are also eligible to apply for IISER 2021 and are considered Indian citizens. Foreign students can also apply, but only through JEE Advanced channel.

Please note that all the aspirants must satisfy the IISER eligibility criteria to fill the application process.

IISER 2021 Syllabus

In order to prepare well for IISER 2021, candidates are advised to through the syllabus for the exam carefully, to avoid unnecessary mistakes during the attempt. The syllabus for IISER Aptitude test will be focused on 4 basics streams:


  • Sets
  • Relations and functions
  • Trigonometric Functions
  • Inverse 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
  • Probability
  • Matrices
  • Determinants
  • Continuity and Differentiability
  • Application of Derivatives
  • Integrals
  • Applications of integrals
  • Differential equations
  • Vectors
  • Three-dimensional geometry
  • Linear Programming


  • Electromagnetic Waves
  • Optics
  • Dual Nature of Radiation and Matter
  • Atoms
  • Nuclei
  • Electronic devices
  • Communication Systems
  • Physical World and Measurement
  • Kinematics
  • Laws of Motion
  • Work, Energy, and Power
  • The motion of Systems of Particles and Rigid body
  • Alternating Current
  • Gravitation
  • Properties of bulk matter
  • Thermodynamics
  • The behavior of perfect gas and kinetic energy
  • Oscillations
  • Waves
  • Electrostatics
  • Current Electricity
  • Magnetic effect of current and magnetism
  • Electromagnetic Induction


  • Some Basic Concept of Chemistry
  • Structure of Atom
  • Classification of Elements and Periodicity in Properties
  • Chemical Bonding and Molecular Structure
  • States of Matter
  • Thermodynamics
  • Equilibrium
  • Redox Reactions
  • Hydrogen
  • The s-block Elements
  • The p-block Elements
  • Organic Chemistry – Some Basic Principles and Techniques
  • Hydrocarbons
  • Environmental Chemistry
  • The solid state
  • Solutions
  • Electrochemistry
  • Chemical Kinetics
  • Surface chemistry
  • General principles and processes of isolation of elements
  • The p-block elements
  • The d- & f-block elements
  • Coordination compounds
  • Haloalkanes and haloarenes
  • Alcohols, phenols and ethers
  • Aldehydes, ketones and carboxylic acids
  • Organic compounds containing nitrogens
  • Biomolecules
  • Polymers
  • Chemistry in everyday life


  • 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

The Syllabus for the IISER 2021 aptitude test generally follows the NCERT syllabus of class 11th and 12th of the above-mentioned subjects. The level of difficulty of KVPY and JEE Advanced is also different from that of IISER aptitude test.

IISER 2021 Registration

Candidates could visit the official website to access the IISER 2021 application form. Then they had to fill the IISER Application Form details and submit them. There are 3 application forms that were available and if you want to know how to apply for those, you can read the following section.

How to apply for IISER?

Candidates can apply for IISER through 3 channels, and the details regarding the application procedure for each channel are given below. The initial application process is similar to all the channels and the later stages are different. The initial steps of the application process are given below:

Common Initial Application Process is as follows:

  • Visit the official website of IISER. Go to the registration page.
  • Here you have to enter the basic details along with valid mobile number and Email ID.
  • Once registration will be complete you will receive an email and an SMS which will have your login credentials like Login ID and Password.
  • Log in with your credentials and if you want you can change your password.
  • Then Enter your personal details and click submit.
  • Then enter your academic qualification details and submit them.
  • Upload your documents, enter the Captcha and then click on 'I Agree" after reading the declaration.

How to apply for IISER through SCB Channel?

After completing the initial application details, candidates can follow these steps to apply through SCB Channel:

  • Besides the Application Details, you will be able to see SCB Channel click on it and you will see a "Click here to fill the application" icon. Click on the icon.
  • Enter your personal details like application number, reference number, your name and date of birth.
  • Then fill your city preferences for IISER Aptitude Test.
  • Now choose which course in the particular IISER you want and fill them from top priority to low priority. Now click the submit button and you will be directed to payment gateway.
  • You can pay the Application through RTGS/NEFT or Net Banking/Debit card/Credit Card/UPI. You have to enter your mobile number, email id, and payer name. After this click on the generate challan icon to generate challan.
  • With the payment of application, your application process is completed.

How to apply for IISER through KVPY Channel?

Students can refer the following steps to apply for IISER through KVPY Channel.

  • Once you are done filling the application details, click on the KVPY Channel tab and there you will see a "Click here to fill the Application" icon, Click on it.
  • Now enter your application number, reference number, your name and date of birth.
  • After that enter your KVPY details like, KVPY Qualifying Rank, KVPY Roll Number and KVPY Application Number.
  • Now give your college and course preferences and click on submit.
  • You can pay the application fee through online mode (Net Banking/Credit Card/Debit Card/UPI/RTGS/NEFT). You have to enter your mobile number, email id and payer name. After this click on generate challan icon to generate challan.
  • On successful transaction, your application process is completed.

How to apply for IISER through JEE Advanced Channel?

You can read the following steps to understand the application process for JEE Advanced Channel.

  • After entering your personal details you can click on JEE Channel. There you can click on "Click here to fill the Application" icon.
  • Now enter your personal details like application number, reference number, your name and date of birth.
  • After that, you can enter your roll number, registration number and your qualifying rank.
  • Now you can enter your course and IISER preferences. Click on submit icon.
  • You will be redirected towards payment gate where you can pay the IISER Application Fee online through RTGS/NEFT/Net Banking/Debit Card/Credit Card/UPI.
  • Enter your mobile number, email id and the name of the payer. Now take challan by clicking on Generate Challan.
  • Your application process will end upon successful payment of the Application Fee.

IISER 2021 Application Form

The IISER 2021 Application form will be available on the official website. Candidates can apply to IISER only through the online application form.

Candidates are given options to give 7 options (for both course and IISER) 7 IISER campuses based on their choice while filling the Online IISER 2021 Application Form.

While filling Application Form of IISER 2021 , candidates need to upload the scanned documents such as XII mark sheet, Signature, Photograph etc. The following table has details about these documents.

IISER Registration: Documents Details
Document Details Size Format
12th/Equivalent programme Marksheet You should have a scanned copy the Marksheet Max 1MB pdf/jpeg/jpg
Photograph A recent photograph 200 KB pdf/jpeg/jpg
Signature Your Signature 200 KB pdf/jpeg/jpg

Payment Structure: General category candidates have to pay the IISER 2021 application fee of INR 2000, and the candidates under the SC/ST/Kashmiri Migrant category are required to pay a fee of INR 1000 only.

IISER 2021 Application Fee and Mode
Category Details
Application Mode Only Online
Registration Fee INR 2000 for General Candidates
INR 1000 for Reserved Candidates
Foreign Nationals Registartion Fee USD 100 for Foreign Nationals

Documents required

Documents required by the candidates to apply for IISER are as follows:

  • Recent Passport size photograph in jpg/jpeg format (maximum size 200KB).
  • Candidate's Signature in jpg/jpeg format (maximum size 200KB).
  • Class 12th/Equivalent Program Marksheet in jpg/jpeg/pdf format.
  • Caste certificate (if applicable).
  • PwD certificate (If applicable).
  • Income tax certificate (If Applicable).

IISER 2021 Admit Card

The admit card will be released on the official website. Students should use IISER 2021 login link to sign in and download the admit card. And also students should take at least 2 photocopies for future reference.

Admit Card will contain the student's name, roll number, exam centre, complete address of the exam centre, date and time of the exam. It is mandatory to take a photo ID proof along with the Admit card to the examination hall to appear in IISER 2021 Aptitude Test.

If a candidate found any mistakes or discrepancies in the downloaded IISER 2021 Admit Card, then he/she should report the issue to the IISER Bhopal as soon as possible and get it rectified to avoid any possible disqualification on the exam day. Photo ID proof may be any one of the PAN Card, Adhar Card, Voter ID Card etc.

IISER 2021 Exam Pattern

The exam pattern of IISER 2021 comprises of 4 subjects; Physics, Chemistry, Maths & Biology. Each section has 15 Multiple Choice Questions and the time duration for all the sections is 180 minutes. Every correct response fetches (+3) marks. (-1) mark is deducted for an incorrect response. No marks are deducted for unattempted responses.

IISER Aptitude Test pattern
Elements Details
Mode Online i.e. Computer-based Test (CBT)
Question Type Multiple Choice Question (MCQ)
Duration 180 minutes
Total No. Questions 60
Total Marks 180
Marking Scheme Correct answer: (+) 3 marks
Incorrect answer: (-) 1 mark
Medium English

Note: IISER Exam Pattern is relatively easy compared to other ISRO entrance exams in India.

Section-wise exam pattern is tabulated below:

IISER Exam Pattern 2021
Section Number of Questions Maximum Marks
Physics 15 45
Chemistry 15 45
Mathematics 15 45
Biology 15 45
Total 60 180

IISER 2021 Exam Centres

Candidates have to choose an exam centre of their choice from the list of exam centres while filling the IISER 2021 Exam Application Form.

There are various test venues across India, where IISER 2021 will be conducted and the allotment of seats are based on the availability of the seats at each centre.

If the examination cannot be conducted in any of the centres due to unforeseen reasons, the candidate would be allotted an alternate centre, and such information will be communicated in due time. No objection in this regard is entertained. 

Click here to view the IISER 2021 Exam Centres

IISER 2021 Result

Candidates can check the IISER 2021 Result through online mode from the official website of IISER.

Candidates should enter their IISER 2021 login ID & password to check their results and the shortlisted candidates will be called for further counselling process on the basis of the marks scored.

You need to score a minimum of the cutoff marks to be ranked / qualified to seek admissions through IISER 2021 SCB channel. The cut-off is arrived at by keeping a ratio of available seats this year and your relative performance in the aptitude test. Also, cut off varies within the various IISER campuses.

IISER 2021 Counselling

The IISER 2021 qualified students can apply for the further round of counselling process of IISER 2021.

Admissions will be made on the basis of the merit list provided by IISER. The counselling date will be announced soon after the exam. The of IISER 2021 Counselling will only be through online mode.

While appearing for the counselling the candidates should produce documents such as IISER 2021 Admit Card, Copy of Application Form, Class 10+2 Mark Sheets, Identity Proof, Address Proof, Date of Birth Proof.

Relaxation in qualifying marks

Candidates who score marks equal or more than the cut-off mark provided in the list mentioned below are eligible to apply for the Indian Institutes of Science Education and Research (IISER) 2021 Aptitude test. There is a relaxation of 5% for students from OBC-NC and PWD category. Candidates from SC, ST category and Kashmiri migrants the cut-off is 55% for all boards in 12th.

Admission Reservation

Along with relaxation in the marks, the IISER has certain seats reserved for the SC, ST, OBC - NC, PWD and KM (Kashmir Migrant) candidates. The details of reserved seats are given below,

IISER Reservation
Category Percentage of Seats Reserved
Scheduled Caste 15 %
Scheduled Tribe 7.5 %
Persons with Disability 5% (supernumerary)
Other Backward Class - Non-Creamy Layer 27 %
Kashmir Migrants 3 seats per IISER(supernumerary)

IISER Courses Offered

These 7 IISERs offers a 5-year BS-MS degree programme. The following table has details regarding this degree.

IISER 2021 BS-MS degree Details
Elements Details
Course BS-MS Integrated Dual Degree
Total No. of Seats 1285
Seats Available Per IISER 100 to 260
Seats Reserved IISER 2021 aptitude Test = 50%
KVPY exam & JEE Adv. = 50%
  • Apart from this, IISER Bhopal offers a 4 year BS Degree.
  • If IITs are the best in the field of Applied Sciences then IISERs are supposed to be the best in the field of Basic Sciences. If you want to study in one of the 7 IISERs then read the following section to know-how.

Admission Channels

Basically, there are 3 ways to get a seat in IISER. These 3 ways are officially known as 3 channels to apply for IISERs. These channels are as follows:

  • SCB (State and Central Boards) Channel - IISER 2021 aptitude Test (IAT),
  • KVPY exam (Kishor Vaigyanik Protsahan Yojana) &
  • JEE Advanced.

KVPY Channel (Kishore Vaigyanik Protsahan Yojana): Candidates with a valid KVPY fellowship of the current academic session i.e. 2021 - 2021, can apply for the IISER this year. Cut-off criteria are applicable.

JEE Advanced Channel: Candidates in General category securing a rank within 10,000 in the Common Rank List (CRL) of JEE Advanced 2021 are eligible to apply. For candidates belonging to the reserved category (OBCNC, SC, ST, PD), their category rank should be within 10,000.

SCB Channel: To take admission under this channel you need to satisfy the cut off of the qualifying exam before taking the IISER Aptitude Test. The cut-off marks and the respective board in 2018 are listed below.

Name of Board Cut-off percentage Name of Board Cut-off percentage
AMU Board 81.4 Andhra Pradesh 95.4
Assam 74.5 Bihar 71.0
CBSE 90.0 CISCE (ISC) 92.9
Chattisgarh 76.6 Goa 83.3
Gujarat 65.9 Haryana 86.3
Himachal Pradesh 79.7 Jammu Kashmir 84.4
Jharkhand 61.0 Karnataka 87.5
Kerala 93.3 Madhya Pradesh 82.0
Maharashtra 77.9 Manipur 77.6
Meghalaya 68.3 Mizoram 67.4
Nagaland 66.5 Orissa 71.6
Punjab 80.7 Rajasthan 78.7
Tamil Nadu 95.2 Telangana 97.3
Tripura 68.2 Uttar Pradesh 74.2
Uttarakhand 67.9 West Bengal 78.9
Visva-Bharati 83.1 NIOS 83.6

Contact Information

The Chairperson, Joint Admissions Committee 2021, IISER Bhopal, Bhopal Bypass Road, Bhauri, Bhopal, Pincode - 462 066 Madhya Pradesh, INDIA.

Phone : +91 755 269 2500 (10 AM to 1 PM on Monday to Friday)

Emai: [email protected]


How do you qualify for IISER?

You should have qualified/qualifying 10+2/equivalent with the prescribed marks.

How do I admit in IISER?

You can get admission in IISER by applying through one of the 3 channels.

What is SCB Channel for IISER?

SCB means state and central board. This is for the candidates who don\'t have KVPLY fellowship or who have not cleared IISER.

What are the courses available in IISER?

5 Year Integrated BS-MS program and 4 year BS program (IISER Bhopal).

Which is the best IISER?

IISER Kolkata is the best IISER.

Is the IISER aptitude test difficult?

The difficulty level of IISER is considered above that of JEE Mains.

When will the answer key and admit card for IISER 2021 release?

The answer key and admit card dates for IISER have been announced on the official website. 


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