IAT (IISER) · Question paper
IAT (IISER) 2026
Held on Sun, 7 Jun 2026. 60 questions — Biology 15 · Chemistry 15 · Mathematics 15 · Physics 15.
Contents
60 questions, by subject- 1 Biology 15 questions
- 2 Chemistry 15 questions
- 3 Mathematics 15 questions
- 4 Physics 15 questions
- 5 Answer key every question
How to use this PDF
- Print it or solve on screen. A4, black and white friendly.
- Check your answers with the answer key on the last pages.
- Stuck on a question? Scan the QR code beside it for the full solution on ExamSIDE.
Chapters in this paper
IAT (IISER) 2026 has 60 questions (15 Biology, 15 Chemistry, 15 Mathematics and 15 Physics) from 51 chapters. The most questions come from Molecular Basis of Inheritance (2), Principles of Inheritance and Variation (2) and Chemical Bonding and Molecular Structure (2).
Biology 13 chapters
- Molecular Basis of Inheritance 2
- Principles of Inheritance and Variation 2
- Anatomy of Flowering Plants 1
- Biological Classification 1
- Biomolecules 1
- Biotechnology and It's Applications 1
- Biotechnology: Principles and Processes 1
- Body Fluids and Its Circulation 1
- Chemical Coordination and Integration 1
- Human Reproduction 1
- Locomotion and Movement 1
- Organisms and Populations 1
- Photosynthesis in Higher Plants 1
Chemistry 13 chapters
- Chemical Bonding and Molecular Structure 2
- Coordination Compounds 2
- Aldehyde and Ketone 1
- Atomic Structure 1
- Chemical Kinetics 1
- Compounds Containing Nitrogen 1
- Haloalkanes and Haloarenes 1
- Isomerism 1
- Liquid Solution 1
- Practical Organic Chemistry 1
- Redox Reactions 1
- Some Basic Concepts of Chemistry 1
- Thermodynamics 1
Mathematics 14 chapters
- Limits, Continuity and Differentiability 2
- Binomial Theorem 1
- Complex Numbers 1
- Definite Integration 1
- Matrices and Determinants 1
- Permutations and Combinations 1
- Probability 1
- Quadratic Equations 1
- Sequences and Series 1
- Sets and Relations 1
- Statistics 1
- Three Dimensional Geometry 1
- Trigonometric Ratios & Identities 1
- Vector Algebra 1