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IAT (IISER) 2024

Browse the complete Biology, Chemistry, Mathematics, and Physics question set from the IAT (IISER) 2024 paper, question by question. Each question shows a quick preview so you can jump straight to the topic or subject you want to revise. Click through to attempt the full question in practice mode, or head back to the paper-wise list to download the entire paper as a PDF.

This paper has 60 questions in total - 9 easy (15%), 43 moderate (72%) and 8 tough (13%). That's a fairly typical mix for this exam. By subject: Biology 40% easy, 60% moderate, 0% tough; Chemistry 20% easy, 73% moderate, 7% tough; Mathematics 0% easy, 87% moderate, 13% tough; Physics 0% easy, 67% moderate, 33% tough.

Biology questions were spread across 13 chapters, with Biotechnology - Principles and Processes (2), Human Health and Diseases (2), and Anatomy of Flowering Plants (1) carrying the most weight. Chemistry questions were spread across 13 chapters, with Chemical Bonding and Molecular Structure (2), Coordination Compounds (2), and Alcohols Phenols and Ethers (1) carrying the most weight. Mathematics questions were spread across 12 chapters, with Straight Lines (3), Functions (2), and Application of Derivatives (1) carrying the most weight. Physics questions were spread across 13 chapters, with Oscillations (3), Alternating Current (1), and Capacitance (1) carrying the most weight.

Biology

  1. 1What will be the sequence of RNA synthesized using the following DNA template strand? 5'-GTCTAGGCTTCTC-2024Transcription
  2. 2The following pedigree diagram shows the inheritance of a rare genetic disorder (filled shapes depict affected individuals). Which of the fo2024Genetic Disorders
  3. 3Match the list of conditions (Column I) with the list of affected physiological processes (Column II). Which of the following combinations i2024Immune System Disorder
  4. 4Which of the following proteins plays a direct role in muscle contraction?2024Locomotion
  5. 5Which of the following is NOT derived from the epidermal cell layer in plants?2024Permanent Tissues
  6. 6Which of the following statements about meiosis in sexually reproducing plants is INCORRECT?2024Meiosis
  7. 7Which of the following graphs represents the correct relationship between light intensity ( X -axis) and the rate of photosynthesis (Y-axis)2024Factor Affecting Photosynthesis
  8. 8Match the enzymes in Column I with the cellular compartments in Column II. Which of the following combinations is correct?2024Aerobic Respiration
  9. 9Two species of a flowering plant, chromosomes and chromosomes) are reciprocally crossed with each other as male or female as shown below to 2024Sexual Reproduction
  10. 10Which of the following is routinely performed to detect typhoid?2024Common Health Disease
  11. 11Which of the following plasmid vectors can be used for cloning of a gene, with restriction enzymes BamHI and EcoRI, and ampicillin-containin2024Tools of Recombinant DNA Technology
  12. 12Polymerase chain reaction (PCR) is used to amplify a gene of interest (GOI). If, after 30 cycles of PCR, 1 billion copies of GOI are produce2024Separation and Isolation of DNA Fragments
  13. 13A population with individuals increases in numbers till it reaches an asymptote at individuals, K being the carrying capacity. Assuming the 2024Populations
  14. 14Which one of the following statements is correct?2024Sub Phylum Hemichordata
  15. 15Which of the following statements is correct about the oxygen dissociation curves ( and ) relative to curve ?2024Human Respiratory System

Chemistry

  1. 1If an element with is discovered, then which group of elements will it belong to?2024Modern periodic table
  2. 2Which one of the following statements is correct about , and ?2024Molecular Orbital Theory
  3. 3Which of the following complexes exhibit(s) magnetic moment close to 2 Bohr Magneton?2024Werner's theory and Valence Bond Theory
  4. 4According to the VSEPR theory, what are the most stable shapes of and , respectively?2024Hybridisation and VSEPR Theory
  5. 5The following complex ions absorb in the ultraviolet-visible region of light. Which one of these shows violet colour?2024Crystal Field Theory
  6. 6What is the relationship between the structures depicted below?2024Isomerism of Organic Compounds
  7. 7What is the correct order of acidity for the following compounds?2024Reactions of Phenol
  8. 8What are the products and in the following reaction sequences?2024Preparation and Properties of Aryl Halides
  9. 9What are and in the following sequence of reactions?2024Reactions of alkynes
  10. 10What are the correct structural descriptions for and ?2024Carbohydrates
  11. 11Consider an exothermic reaction: The correct statement about the reaction is2024Third law of thermodynamics
  12. 12The minimum energy needed to remove an electron from a metal corresponds to a wavelength of 500 nm . What is the total kinetic energy of all2024Dual Behaviour of Matter and Heisenberg Uncertainty Principle
  13. 13For a reaction with a rate constant of , which one of the following plots is correct? (Given is the initial concentration of and is the conc2024Integrated rate laws
  14. 14Which one of the following plots correctly describes the variation of osmotic pressure ( ) of a fixed amount of a solute against the volume 2024Colligative Properties and Abnormal Molecular Masses
  15. 15Consider the following data for KCl solution at a particular temperature: What is the value of the limiting molar conductivity?2024Conductance and Conductivity

Mathematics

  1. 1Consider the following lines in the -plane: : the line passing through and , : the line passing through and parallel to the vector . Let . W2024Angle between Lines
  2. 2Let be the set of points in the -plane which are equidistant from and . Let be the set of points in the -plane which are equidistant from an2024Coordinate System
  3. 3Consider the lines and given below: If is the point of that is closest to , then which point of is closest to ?2024Line in Space
  4. 4Let be a sequence of real numbers. Let . If for some real number and for all , then which one of the following statements is Correct?2024Arithmetic Progression
  5. 5Let be a strictly decreasing function with for all . Let be a function defined by . Which one of the following statements is Correct?2024Composite Function
  6. 6Let be functions. If is continuous, then which one of the following cases implies that is continuous ?2024Continuity
  7. 7What is the largest area of a rectangle, whose sides are parallel to the coordinate axes, that can be inscribed under the graph of the curve2024Maxima Minima
  8. 8Let be the set of all matrices with real entries. Consider the relation on given by is an integer . Which one of the following statements is2024Adjoint and its Properties
  9. 9What is the value of ?2024Properties of Binomial Coefficients
  10. 10Let be a function such that for all , and . Which one of the following statements is Correct ?2024Functional Equation
  11. 11Let What is the value of ?2024Properties of Definite Integration
  12. 12Consider the following subset of the -plane: Which one of the following statements is Correct ?2024Algebra of complex numbers
  13. 13A ship sets off on a voyage with three engines, labelled A, B, and C, which work independently. The ship can complete the voyage only if at 2024Independent Events
  14. 14Consider the differential equation given that at . Which one of the following is the value of at ?2024Variable Separable Form
  15. 15In the given figure, the angles ; and the lengths unit, unit, and unit. What is the length of ?2024Coordinate System

Physics

  1. 1On a circular track, two cyclists, Abhijit and Vani, start moving in opposite directions from a point. Abhijit moves with a constant speed. 2024Uniform Motion
  2. 2Consider a simple pendulum undergoing simple harmonic motion with a time period , and a fixed amplitude of angular oscillation. Its angular 2024Time Period and Frequency
  3. 3An inextensible cord of negligible mass passes over the rim of a solid disc of mass and radius . The disc is free to rotate about an axis pa2024Torque
  4. 4A solid bob of a material having density twice that of water is suspended with a massless and inextensible string of length . The whole set-2024Energy
  5. 5Consider a solid sphere of radius floating in a pond with half of the sphere submerged. The sphere is pushed vertically downwards at the top2024Applications of SHM
  6. 6One mole of an ideal gas of volume and temperature is allowed to expand adiabatically to volume while doing no external work. The universal 2024Thermodynamic Processes
  7. 7Consider the motion of a particle along the -axis. The position of the particle varies with time as , where is a constant. What is the time 2024Time Period and Frequency
  8. 8Two identical boxes contain the same ideal gas. Let and , ) be the number density, mean free path and temperature of the gas in the first an2024Speed of Gas
  9. 9Consider two point charges and fixed on the plane at and respectively. Another point charge having mass is released from rest at on the plan2024Electric Field and Electric Field Lines
  10. 10Consider the circuit diagram as shown in the figure. The source has a voltage . Both the resistors A and B have the same resistance. The cap2024AC Circuits
  11. 11A conducting wire carrying a steady current is shaped as shown in the figure below. All connected straight segments meet at right angles. Wh2024Magnetic Moment
  12. 12Consider the circuit shown in the figure. The capacitors C1 and C2 have capacitances and , respectively. The switch can connect point X to e2024Grouping of capacitors
  13. 13Atomic masses of two oxygen isotopes and are 15.99491 u and 17.99916 u , respectively, where u is the atomic mass unit. Masses of proton and2024Nuclear energy
  14. 14The refractive indices of two transparent slabs are 2 and . They are attached together and placed in a third transparent medium of refractiv2024Refraction of light from plane surface
  15. 15Two monochromatic sources emit light at wavelengths and . The stopping potentials for a photosensitive material using these two sources are 2024Photoelectric Effect

Frequently Asked Questions

1.How many questions are in the IAT (IISER) 2024 paper?

This paper has 60 questions in total - 15 each from Biology, Chemistry, Mathematics, and Physics.

2.Can I practise questions from just one subject?

Yes. Use the Biology, Chemistry, Mathematics, and Physics tabs at the top of the page to jump directly to that subject's question set within this paper.

3.How is the IAT (IISER) 2024 paper structured?

The IAT (IISER) 2024 paper on MARKS has 60 questions, organised by subject:

  • Biology: 15 questions - 15 single-correct.
  • Chemistry: 15 questions - 15 single-correct.
  • Mathematics: 15 questions - 15 single-correct.
  • Physics: 15 questions - 15 single-correct.
4.How difficult is the IAT (IISER) 2024 paper?

Each question on MARKS carries a difficulty rating. Of the 60 rated questions in this paper, 9 (15%) are easy, 43 (72%) are medium and 8 (13%) are hard. Subject wise:

  • Biology: 6 easy, 9 medium, 0 hard
  • Chemistry: 3 easy, 11 medium, 1 hard
  • Mathematics: 0 easy, 13 medium, 2 hard
  • Physics: 0 easy, 10 medium, 5 hard
5.Which chapters were asked the most in the IAT (IISER) 2024 paper?

The chapters with the most questions in each subject were:

  • Biology: Biotechnology - Principles and Processes (2) and Human Health and Diseases (2).
  • Chemistry: Chemical Bonding and Molecular Structure (2) and Coordination Compounds (2).
  • Mathematics: Straight Lines (3) and Functions (2).
  • Physics: Oscillations (3).
6.Where can I find the solutions for the IAT (IISER) 2024 paper?

Open any question on this page. Its page shows the correct answer and, where one is available, the worked solution. A downloadable PDF of the whole paper is coming soon.

7.How should I use the IAT (IISER) 2024 paper to check my preparation?

Set a timer, attempt the 60 questions as you would in the exam, and only then open the answers. Note which subjects and chapters cost you the most marks, and revise those first using the chapter-wise practice for IAT (IISER). Repeating this with other papers shows whether the same weak spots keep coming back.

8.Will the IAT (IISER) 2024 paper help me prepare for IAT (IISER) 2027?

Yes. Every past paper shows the question styles and topics IAT (IISER) has asked before, and a solved paper gives you a realistic benchmark for speed and accuracy. Use it along with the other papers to spot the chapters that keep returning.