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IISER Aptitude Exam 2023 – Latest Updates & Exam Details

09 January,2023  |  By Brainwonders

IISER Aptitude Exam

IISER Admission Test (IAT), known as IISER Aptitude Test, is a national-level entrance examination that is conducted for admission in the 5-year BS-MS dual degree program provided at the Indian Institutes of Science, Education and Research (IISERs). IISER Aptitude Test is conducted in an offline mode during the month of May/June every year for all the students who wish to gain essential knowledge in the field of Science and Research.

IISER Aptitude Exam 2023: Important Exam Dates

For SCB Channel: Events Dates 2023

Application Form 25th May 2023
Last date of Submission of application form 15th June 2023
Application correction 17th to 18th June 2023
Admit card availability 26th June 2023
Last date to submit 12th marks & category certificate Last week of June 2023
IISER Aptitude Test 2023 3rd July 2023
Answer Key 18th July 2023
Final answer key 27th July 2023
Result announcement 10th August 2023
Seat allotment   August 2023


For KVPY Channel: Events Dates 2023

Commencement of registration process  11th September 2023
Last date of submission  15th September 2023
Uploading marks and category certificate begins September 2023
First round of seat allotment. September 2023


For JEE Advanced Channel: Events Dates 2023

Application form 11th September 2023
Last date of submission 15th September 2023
Last date to submit 12th marksheet & certificate September 2023
First seat allocation process September 2023


IISER Aptitude Exam 2023: Application Process 

Listed below are the complete details about IISER Exam Application Form 2023

  • The application form has already been related through the online mode.
  • Candidates must first check whether they fit into the eligibility criteria. Then, only they can start applying for the IISER exam.
  • The application form submission process was started on 25th May 2023 for the SCB channel.
  • The application process for the KVPY (Kishore Vaigyanik Protsahan Yojana) and JEE advance channels will begin on September 11, 2023.
  • Candidates must fill out the application form with the identical information that appears on their 10th class report card; any changes will result in the application form being rejected.
  • Before completing the application form, candidates should read the comprehensive instructions on the website.
  • The IISER 2023 Application Form will be available till June 15th, 2023, for the SCB (State and Central Boards Channel) channel.
  • Candidates may change their application forms from the 17th to the 18th of June 2023.
  • Candidates must print out their completed application form and fee receipt for future reference. 

IISER Aptitude Exam 2023: Eligibility Criteria

For KVPY Channel

  • Candidates should have a valid score in the KVPY fellowship starting in the year 2023-2024
  • The applicant must have scored higher than the required cut-off marks for the KVPY channel. 

For JEE Main Channel

  • Candidates must have passed the JEE advanced examination in the 2023-24 academic year.
  • Candidates that apply must have a rank in the top 10,000 of the Common Rank List (CRL) 

For SCB Channel

  • Candidates must have completed the 10+2 intermediate or equivalent examination from a recognised board.
  • To be eligible for admission, candidates must have obtained the required percentages (Marks) in the qualifying examination.
  • Appearing candidates may also apply for the examination, but they must provide confirmation of passing the examination. 

IISER Aptitude Exam 2023: Exam Pattern

Mode of Examination Online Mode
Number of Questions 60 Questions
Duration 3 hours
Marking Scheme Correct answer will add 3 marks, and 0.75 marks will be deducted for each wrong answer. For unanswered questions, 0 marks will be allotted.
Subject No. of Questions Total marks
Physics 15 45
Chemistry 15 45
Mathematics 15 45
Biology 15 45
Total 60 180


IISER Aptitude Exam 2023: Syllabus

Mathematics Chemistry Biology Physics
Inverse Trigonometric Functions Chemical Bonding and Molecular Structure Reproduction Laws of Motion
Sets States of Matter Genetics and evolution Work, Energy and Power
Relations and functions Some Basic Concept of Chemistry Biology and human welfare Motion of Systems of Particles and Rigid body
Trigonometric Functions Structure of Atom Biotechnology and its application Gravitation Properties of bulk matter
Principle of Mathematical Induction Classification of Elements and Periodicity in Properties Ecology and environment Thermodynamics
Complex Numbers and Quadratic Equations Thermodynamics Diversity in the living world Behavior of perfect gas and kinetic energy
Linear Inequalities Equilibrium Structural organization in animals and plants Oscillations Waves
Permutations and Combinations Redox Reactions Cell structure and function Electromagnetic Waves
Binomial Theorem Hydrogen Plant physiology Optics
Sequences and Series The s-block Elements Human physiology Dual Nature of Radiation and Matter
Straight Lines The p-block Elements   Atoms Nuclei
Conic Sections Organic Chemistry Electronic devices
Introduction to Three-Dimensional Geometry Techniques Hydrocarbons Communication Systems
Limits and Derivatives Environmental Chemistry Physical World 
Mathematical Reasoning Statistics The solid-state Solutions Measurement Kinematics
  Measurement Kinematics  
Chemical Kinetics
Surface chemistry


IISER Aptitude Exam 2023: Preparation Tips

Following are some of the effective preparation tips for examination:

  • Go through the complete exam syllabus and exam pattern
  • Make sure to revise your concepts on a daily basis
  • Even you can make short notes and revise them
  • Make a proper time schedule, consistent with it and follow it strictly
  • You can even appear for mock tests to solve the sample and question papers of previous years

IISER Aptitude Exam 2023: Cut Off

Cut off are the minimum marks set up by the authority for considering the suitable candidate. In the IISER exam, candidates must score more than the prescribed cut-off marks to be eligible for further admission. 

2023 IISER Expected Cut off is as follows:

Board Percentage
AMU 81.4
CBSE 88.3
Gujarat 60.2
Himachal Pradesh 79.3
Jharkhand 60
Maharashtra 76.1
Punjab  80.4
Uttarakhand 66.1
Andhra Pradesh 94.8
Mizoram 63.8
Orissa 68.6
Rajasthan  76.9
Uttar Pradesh 74.3
West Bengal 75.9
Bihar 70
Haryana  85.5
Jammu & Kashmir 86.2
Madhya Pradesh 85.2


IISER Admission 2023 Result

The exam conducting authorities will disclose the results a few days after completing the examination. The authority will disclose the IISER Exam results individually for each exam participant via the internet.

Candidates will be able to view their results on August 10, 2023. The results will be made available on the exam authority's website. Candidates are recommended to keep their admit cards safe till the admissions process is completed. 

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Frequently Asked Question

1. What is the meaning of iiser iat?

Ans: The meaning of  IISER IAT is IISER Aptitude Test.

2. Is IISER as good as IIT?

Ans: The difficulty of the IISER Aptitude Test may vary from person to person. It's essential to prepare well and understand the concepts to perform better.

3. Who is eligible for IISER Aptitude Test?

Ans: Eligibility criteria for the IISER Aptitude Test can vary, but candidates who have passed their 10+2 level examination with a science background are generally eligible.

4. What are the passing marks for IISER?

Ans: The IISER Aptitude Test follows a grading pattern, with +3 marks awarded for each correct answer and -1 mark for each incorrect answer.

5. Can I crack IISER Aptitude Test without coaching?

Ans: Yes, it is possible to crack the IISER Aptitude Test without coaching if you fully grasp the required subjects and prepare effectively.

6. Is IISER as good as IIT?

Ans: Both IISERs and IITs are prestigious institutes, each with its strengths. The choice between them depends on factors like your interest and career goals.

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