The IISER Aptitude Test Syllabus 2026 is the official list of topics, subjects, and chapters specified by the Joint Admissions Committee of the IISERs (with IISER Berhampur as the 2026 conducting institute) for the IISER Aptitude Test 2026 entrance examination. The IISER Aptitude Test Syllabus 2026 is based on the NCERT Class 11 and Class 12 curriculum in four subjects – Physics, Chemistry, Mathematics, and Biology. The IAT 2026 exam will be conducted on 7 June 2026 (CBT mode, 9 AM – 12 Noon IST) with 60 MCQs (15 each from the four subjects) for a maximum of 240 marks with +4 / -1 marking scheme. The IISER Aptitude Test Syllabus 2026 PDF is available at the official IISER admission portal iiseradmission.in and serves as the definitive preparation roadmap for IAT 2026 aspirants.
Latest: – IISER Aptitude Test Syllabus 2026 is based on NCERT Class 11 & 12 in Physics, Chemistry, Mathematics, and Biology. IAT 2026 exam on 7 June 2026; admit card releases 24 May 2026 at iiseradmission.in.
IISER Aptitude Test Syllabus 2026
What is the IISER Aptitude Test Syllabus 2026?
The IISER Aptitude Test Syllabus 2026 is the comprehensive list of topics, chapters, and concepts that candidates must prepare for the IAT 2026 entrance examination. The IISER Aptitude Test Syllabus 2026 is broadly aligned with the NCERT Class 11 and Class 12 curriculum of the Central Board of Secondary Education (CBSE) and equivalent state boards. The IISER Aptitude Test Syllabus 2026 covers four subjects in equal weightage: Physics (15 MCQs), Chemistry (15 MCQs), Mathematics (15 MCQs), and Biology (15 MCQs) – for a total of 60 questions and 240 marks (with +4 for correct and -1 for incorrect answers). The IISER Aptitude Test Syllabus 2026 emphasizes a clear conceptual understanding, application-based problem solving, and integrative thinking across the four science subjects.
IISER Aptitude Test Syllabus 2026 Direct Link – Candidates can download the official IISER Aptitude Test Syllabus 2026 PDF from the IISER admission portal iiseradmission.in.
IISER Aptitude Test Syllabus 2026 Important Dates
| Event | Date (2026) |
|---|---|
| IAT 2026 Application Form Start | 05 March 2026 |
| IAT 2026 Application Form Last Date | 13 April 2026 |
| IISER Aptitude Test Syllabus 2026 Release | Available at iiseradmission.in |
| IISER Aptitude Test Admit Card 2026 | 24 May 2026 |
| IAT 2026 Exam Date | 07 June 2026 (9 AM – 12 Noon IST) |
| IAT 2026 Provisional Answer Key | June 2026 (Post-Exam) |
| IISER Aptitude Test Result 2026 | June 2026 |
IISER Aptitude Test Syllabus 2026 for Physics
The IISER Aptitude Test Syllabus 2026 for Physics covers topics from NCERT Class 11 and Class 12:
- Class 11 Physics: Physical World and Measurement, Kinematics, Laws of Motion, Work, Energy & Power, Motion of System of Particles & Rigid Body, Gravitation, Properties of Bulk Matter, Thermodynamics, Behaviour of Perfect Gases & Kinetic Theory of Gases, Oscillations and Waves.
- Class 12 Physics: Electrostatics, Current Electricity, Magnetic Effects of Current & Magnetism, Electromagnetic Induction & Alternating Currents, Electromagnetic Waves, Optics (Ray and Wave), Dual Nature of Matter and Radiation, Atoms and Nuclei, Electronic Devices, Communication Systems.
IISER Aptitude Test Syllabus 2026 for Chemistry
The IISER Aptitude Test Syllabus 2026 for Chemistry covers Physical, Organic, and Inorganic Chemistry from NCERT Class 11 and 12:
- Class 11 Chemistry: Some Basic Concepts of Chemistry, Structure of Atom, Classification of Elements & Periodicity, Chemical Bonding & Molecular Structure, States of Matter, Thermodynamics, Equilibrium, Redox Reactions, Hydrogen, s-Block Elements, p-Block Elements (Group 13, 14), Organic Chemistry – Basic Principles & Techniques, Hydrocarbons, Environmental Chemistry.
- Class 12 Chemistry: Solid State, Solutions, Electrochemistry, Chemical Kinetics, Surface Chemistry, General Principles of Isolation of Elements, p-Block (Group 15-18), d- and f-Block Elements, Coordination Compounds, Haloalkanes & Haloarenes, Alcohols / Phenols / Ethers, Aldehydes / Ketones / Carboxylic Acids, Amines, Biomolecules, Polymers, Chemistry in Everyday Life.
IISER Aptitude Test Syllabus 2026 for Mathematics
The IISER Aptitude Test Syllabus 2026 for Mathematics covers NCERT Class 11 and 12 topics:
- Class 11 Mathematics: Sets, Relations and Functions, Trigonometric Functions, Mathematical Induction, Complex Numbers & Quadratic Equations, Linear Inequalities, Permutations & Combinations, Binomial Theorem, Sequences and Series, Straight Lines, Conic Sections, 3D Geometry, Limits and Derivatives, Mathematical Reasoning, Statistics, Probability.
- Class 12 Mathematics: Relations & Functions, Inverse Trigonometric Functions, Matrices, Determinants, Continuity & Differentiability, Applications of Derivatives, Integrals, Applications of Integrals, Differential Equations, Vectors, Three-Dimensional Geometry, Linear Programming, Probability.
IISER Aptitude Test Syllabus 2026 for Biology
The IISER Aptitude Test Syllabus 2026 for Biology covers NCERT Class 11 and 12 in Botany and Zoology:
- Class 11 Biology: Diversity in Living World (Biological Classification, Plant Kingdom, Animal Kingdom), Structural Organisation in Animals & Plants, Cell Structure & Function, Plant Physiology (Transport, Mineral Nutrition, Photosynthesis, Respiration, Growth & Development), Human Physiology (Digestion, Breathing, Circulation, Excretion, Locomotion, Neural Control, Chemical Coordination).
- Class 12 Biology: Reproduction (Sexual Reproduction in Flowering Plants, Human Reproduction, Reproductive Health), Genetics & Evolution (Inheritance, Molecular Basis of Inheritance, Evolution), Biology and Human Welfare, Biotechnology (Principles & Applications), Ecology (Organisms & Populations, Ecosystem, Biodiversity, Environmental Issues).
IISER Aptitude Test 2026 Exam Pattern
| Subject | Number of Questions | Marks per Question | Total Marks |
|---|---|---|---|
| Physics | 15 | +4 / -1 | 60 |
| Chemistry | 15 | +4 / -1 | 60 |
| Mathematics | 15 | +4 / -1 | 60 |
| Biology | 15 | +4 / -1 | 60 |
| Total | 60 MCQs | +4 correct, -1 incorrect | 240 |
Exam Mode: Computer-Based Test (CBT) | Duration: 3 hours (180 minutes) | Medium: English | Shift: Single (9:00 AM – 12:00 Noon IST)
Recommended Books for IISER Aptitude Test 2026
- Physics: NCERT Class 11 & 12 Physics; H.C. Verma’s Concepts of Physics; D.C. Pandey’s Understanding Physics series.
- Chemistry: NCERT Class 11 & 12 Chemistry; O.P. Tandon’s Physical / Organic / Inorganic Chemistry; Morrison & Boyd’s Organic Chemistry; J.D. Lee’s Concise Inorganic Chemistry.
- Mathematics: NCERT Class 11 & 12 Mathematics; R.D. Sharma’s Mathematics for Class 11 & 12; M.L. Khanna’s IIT Mathematics.
- Biology: NCERT Class 11 & 12 Biology (most important); Trueman’s Biology; Pradeep’s Biology; Dinesh Objective Biology.
- Mock Tests & PYQs: IAT previous year question papers (available on aglasem.com), online mock tests for IAT 2026.
How to Prepare for IISER Aptitude Test 2026
- Download Syllabus: Download the official IISER Aptitude Test Syllabus 2026 PDF from iiseradmission.in and the latest NCERT syllabus.
- NCERT First: Master NCERT Class 11 and 12 textbooks for all four subjects – the IISER Aptitude Test Syllabus 2026 is largely NCERT-based.
- Subject-wise Plan: Allocate equal preparation time to Physics, Chemistry, Mathematics, and Biology (each contributes 60 / 240 marks).
- Conceptual Clarity: Focus on understanding concepts and their applications rather than rote memorisation.
- Previous Year Papers: Solve IAT / IISER previous year question papers to understand difficulty level and question style.
- Mock Tests: Take time-bound mock tests (60 MCQs in 180 minutes) to improve speed and accuracy.
- Negative Marking Strategy: With -1 negative marking, attempt only questions you are reasonably confident about; avoid blind guessing.
- Revision: Allocate the last 2-3 weeks before IAT 2026 (mid-May to early June 2026) exclusively for revision and self-assessment.
- Health & Time Management: Maintain a healthy routine and practice the 3-hour CBT format to build stamina.
IISER Aptitude Test Syllabus 2026 FAQs
The official IISER Aptitude Test Syllabus 2026 PDF is available at the IISER admission portal iiseradmission.in. The syllabus broadly follows the NCERT Class 11 and Class 12 curriculum in Physics, Chemistry, Mathematics, and Biology and is the definitive reference for IAT 2026 preparation.
The IISER Aptitude Test 2026 is conducted in Computer-Based Test (CBT) mode for 3 hours (9:00 AM – 12:00 Noon IST) on 7 June 2026. It contains 60 MCQs divided equally among Physics, Chemistry, Mathematics, and Biology (15 questions per subject). Marking is +4 correct, -1 incorrect, 0 unattempted; maximum 240 marks; medium English.
Yes, the IISER Aptitude Test Syllabus 2026 is largely based on the NCERT Class 11 and Class 12 curriculum in four subjects: Physics, Chemistry, Mathematics, and Biology. Candidates should first master the NCERT textbooks thoroughly, and then refer to standard reference books for additional depth and problem practice.
The 60 MCQs in the IISER Aptitude Test 2026 are divided equally across four subjects, with 15 questions each from Physics, Chemistry, Mathematics, and Biology. Each subject contributes 60 marks (15 questions × 4 marks) to the maximum total of 240 marks.
Yes, all four subjects in the IISER Aptitude Test Syllabus 2026 – Physics, Chemistry, Mathematics, AND Biology – are part of the IAT 2026 paper. The paper contains 15 MCQs from each subject regardless of the subjects studied in Class 12. Candidates need 3 of the 4 subjects (PCMB) for eligibility but should attempt all 4 in the IAT 2026 paper for the best total score.
To prepare for IAT 2026, candidates should download the syllabus PDF from iiseradmission.in, master NCERT Class 11 and 12 textbooks in all four subjects, allocate equal preparation time per subject, focus on conceptual clarity over rote memorisation, practice IAT previous year question papers, take time-bound mock tests (60 MCQs / 180 min), and revise consistently. Manage negative marking by attempting only confident questions.
Yes, IAT previous year question papers are extremely useful for IISER Aptitude Test 2026 preparation. They give candidates a clear understanding of the IAT question pattern, difficulty level, important high-weightage topics, and time management. Combined with the IISER Aptitude Test Syllabus 2026 and NCERT-based preparation, previous year papers help candidates identify recurring concepts and improve speed and accuracy.
Quick Links
- IISER Aptitude Test 2026 Main Page
- IISER Aptitude Test Admit Card 2026
- IISER Aptitude Test Answer Key 2026
- IISER Aptitude Test Result 2026
IISER Aptitude Test Syllabus 2026 – Overview
| Particular | Details |
|---|---|
| Document Name | IISER Aptitude Test Syllabus 2026 / IAT 2026 Syllabus |
| Releasing Authority | IISER Berhampur (Joint Admissions Committee) |
| Exam Name | IISER Aptitude Test 2026 (IAT 2026) |
| Syllabus Source | NCERT Class 11 and Class 12 (CBSE Curriculum) |
| Subjects | Physics, Chemistry, Mathematics, Biology |
| Questions per Subject | 15 MCQs each (Total 60 MCQs) |
| Marking Scheme | +4 correct, -1 incorrect, 0 unattempted |
| Maximum Marks | 240 |
| Mode of Release | Online (PDF on iiseradmission.in) |
| Mode of Exam | Computer-Based Test (CBT) |
| Exam Date | 07 June 2026 (9 AM – 12 Noon IST) |
| Duration | 3 hours (180 minutes) |
| Medium | English |
| Official Website | iiseradmission.in |
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