IISER Entrance Exam 2027 Pattern: Check Negative Marking Scheme & Section-wise Paper Pattern Here

Updated on Sep 6, 2026 22:53 IST

IISER 2027 exam pattern: The authority will release the IAT exam pattern 2026 online. Candidates can check the exam pattern to know the marking scheme, mode of exam, exam duration, types of questions, total marks, etc. Candidates can follow the IISER exam pattern to plan their section-wise preparation. Moreover, they have to follow the IISER 2027 exam syllabus for preparation. Candidates can also practice IISER PYQs and mock tests to boost their preparation. IISER Aptitude Test is expected to be held in June 2027. Check the page for detailed information on the IISER 2027 exam pattern.

Table of contents

IISER Exam Pattern 2027: Highlights
IISER Subject Wise Weightage
IISER Entrance Exam 2027 Marking Scheme
IISER Exam Sections and Important Topics
FAQs Regarding IISER Entrance Exam 2027 Pattern

IISER Exam Pattern 2027: Highlights

Candidates can check the IISER exam pattern to understand the structure of the question paper. There will be four sections in the IISER question paper, including Physics, Chemistry, Mathematics, and Biology. The question paper will comprise multiple-choice questions. Here are the highlights of the IISER 2027 exam pattern.

Particulars	Details
Mode of exam	Computer Based Test (Online)
Duration of Test	3 hours (180 minutes)
Types of Questions	Multiple Choice Questions (MCQs)
Sections	Four Sections Physics Chemistry Mathematics Biology
Total Questions	60 Questions (15 questions each section)
Marking Scheme	Each question carries four marks
Negative Marking	-1 for wrong answer
Total Marks	240

Commonly asked questions

Q: What is a good score for the IISER?

220+ marks are a good score in IISER. Students must have a proper strategy to score high. They can plan their preparation according to the IISER exam syllabus. Practising previous year question paper and mock test will help in scoring good marks.

Q: Will there be any changes made in the IISER Entrance Exam 2027 pattern?

IISER 2026 exam pattern is out. No changes have been made in the IISER entrance exam pattern. The exam was conducted as a computer-based test for three hours. There were 4 sections in the IISER question paper. Each section carries 15 questions.

IISER Subject Wise Weightage

In the IISER question paper, there are four sections. Each section has equal weightage. Students must focus equally on all sections. Below is the subject-wise weightage of IISER.

Subject	No. of Questions	Marks Per Section
Physics	15 questions	60 Marks
Chemistry	15 questions	60 Marks
Mathematics	15 questions	60 Marks
Biology	15 questions	60 Marks

Commonly asked questions

Q: Which subject carries maximum weightage at IISER Entrance Examination?

IISER Entrance Exam carries equal weightage of all the subjects which are asked in the examination. The IISER Entrance Exam Marking Scheme is as follows: 1. Physics 15 questions will be asked in the examination and 60 marks will be the maximum awarded for all the correct answers. 2. Mathematics- 15 questions will be asked in the examination and 60 marks will be the maximum awarded for all the correct answers. 3. Chemistry 15 questions will be asked in the examination and 60 marks will be the maximum awarded for all the correct answers. 4. Biology 15 questions will be asked in the examination and 60 marks will be the maximum awarded for all the correct answers. Marking scheme: Candidates will be awarded three marks for each correct answer. There will be negative marking of one mark for each incorrect answer.

Q: How many sections are asked in the IISER Entrance Exam?

IISER exam pattern is expected to remain similar to the previous year. There will be four sections in the IISER question paper, including Biology, Physics, Chemistry, and Mathematics. Each section will carry 15 multiple choice questions. Every question will carry four marks. Negative marking is done for wrong answers.

IISER Entrance Exam 2027 Marking Scheme

Candidates must be familiar with the IISER marking scheme. This will help them to attempt the questions strategically. There will be 60 questions in the IISER paper. Each question carries 4 marks. Negative marking is done for wrong answers. No marking is done for unattempted questions. Check the table for the IISER marking scheme.

Total questions	60 questions
Total marks	240 marks
Marks per question	4 marks
Negative marking	-1 mark
Unanswered question	0 mark

Commonly asked questions

Q: What will be the section wise marking scheme of IISER Entrance Exam 2027?

The IISER Entrance Exam Marking Scheme is given below.

Section	Marks
Physics	60
Mathematics	60
Chemistry	60
Biology	60

Each section carries 15 marks.

Q: What language will the IISER Entrance Exam be conducted in?

The question paper was in English and Hindi. The candidates must read all the given instructions provided in the question paper at the time of the examination.

IISER Exam Sections and Important Topics

There are four sections in IISER exam. Each section has equal weightage. Candidates need to focus on important topics to score good marks. Below are the IISER section-wise important topics.

Subject	Topics
Physics	Units and Measurements Motion in a Straight Line Motion in a Plane Laws of Motion Work, Energy and Power System of Particles and Rotational Motion Gravitation Mechanical Properties of Solids Mechanical Properties of Fluids Thermal Properties of Matter Thermodynamics Kinetic Theory Oscillations Waves Electric Charges and Fields Electrostatic Potential and Capacitance Current Electricity Moving Charges and Magnetism Magnetism and Matter Electromagnetic Induction Alternating Current Electromagnetic Waves Ray Optics and Optical Instruments Wave Optics Dual Nature of Radiation and Matter Atoms Nuclei Semiconductor Electronics
Chemistry	Some Basic Concepts of Chemistry Structure of the Atom Classification of Elements and Periodicity in Properties Chemical Bonding and Molecular Structure The d- & f-block elements Coordination compounds Thermodynamics Equilibrium Redox Reactions Solutions Electrochemistry Chemical Kinetics Organic Chemistry – Some Basic Principles and Techniques Hydrocarbons Haloalkanes and haloarenes Alcohols, phenols, and ethers Aldehydes, ketones, and carboxylic acids Organic compounds containing nitrogen Biomolecules
Mathematics	Sets and Logic Basic counting techniques Complex numbers, linear and quadratic equations Trigonometric functions Vectors Matrices & determinants Coordinate geometry Three-dimensional geometry Sequences & series Limit & continuity Differentiation Integration Differential equations Statistics, Probability & Linear Programming
Biology	Diversity In the Living World Structural Organisation In Plants And Animals Cell: Structure And Functions Plant Physiology Human Physiology Reproduction Genetics And Evolution Biology In Human Welfare Biotechnology Ecology

Also Read: IISER entrance exam books 2027

Commonly asked questions

Q: What is the level of the IISER Entrance Exam syllabus?

The IISER Entrance Exam syllabus is in tune with the Class 11 and 12 Board exam syllabus. The questions in the examination are asked from four domains of the Science subject, which are Mathematics, Biology, Chemistry, and Physics.

As per the syllabus mentioned in the information brochure of IISER, it is observed that in the Biology subject maximum syllabus is covered from the Class 12 book. For the subjects of Physics, Mathematics and Chemistry, the syllabus is equally distributed in Class 11 and 12.

Q: How many sections are asked in the IISER Entrance Exam?

FAQs Regarding IISER Entrance Exam 2027 Pattern

Students can check frequently asked questions regarding the IISER 2027 exam pattern here.

Commonly asked questions

Q: Can I get IISER Pune with 120 marks?

The General All India category student seeking admission to the BS-MS Dual Degree programme had Round 1 closing rank of 175 according to the IISER Pune cutoff for 2023. For 2022 and 2021, the corresponding Round 1 closing ranks were 535 and 529. According to this, there is a significant possibility that a student who ranks 120 or lower will get admitted to IISER Pune.

Q: How many marks are required to qualify in IISER?

This merit list of IISER is prepared on the basis of marks secured by the candidates in KVPY (marks in 10+2 and KVPY fellowship) and JEE Advanced. So if you wants to know about the JEE Advanced channel, than candidates must have secured a rank within 15000 in the common rank list (for candidates belonging to GEN/OBC categories) or in the respective category rank lists (for candidates belonging to GEN-EWS/OBC-NCL/SC/ST/PWD categories) of JEE (Advanced). Additional cut-off criteria for marks obtained in 10+2 board examination is also applicable. The cut-off marks in (10+2) as eligibility for admissions is: 60% marks in aggregate or equivalent grade for GEN/OBC and OBC-NCL categories and 55% for SC/ST/PWD in any recognised board.

Q: What is the entrance exam of IISER?

The entrance exam for IISER is the IAT (IISER Aptitude Test). This exam is conducted for admission to BS-MS, BS and BTech courses at IISER campuses. IAT is as computer based test.

Q: Where can I check IISER exam pattern and syllabus?

You can check the IISER exam pattern and syllabus on the website, iiseradmission.in. Knowing the paper pattern and syllabus for IISER, you can plan your preparation.