IISER Entrance Test Preparation Guide: How to Crack IISER Entrance

Indian Institutes of Science Education and Research (IISER) is one of the best institutions for science education and research in India. The five-year BS-MS dual degree is provided by these institutes for developing research-driven scientists. Students can get admitted to IISER through three avenues: KVPY (Kishore Vaigyanik Protsahan Yojana), JEE Advanced, and the IISER Aptitude Test (IAT). The following is a guidebook to prepare for the IISER Aptitude Test, as this is the main path through which most applicants take admission.

Understanding the IISER Aptitude Test (IAT)

The IISER Aptitude Test is a 180-minute computer-based test (CBT) with the following pattern:

Duration: 180 minutes (3 hours)

Total Questions: 60 (15 from each of the following subjects: Physics, Chemistry, Mathematics, and Biology)

Marking Scheme:

Correct Answer: +4 marks

Incorrect Answer: -1 mark

Unattempted Questions: No penalty

Language: English

Syllabus and Subject-wise Preparation Strategy

Physics

Important Topics: Mechanics, Electrodynamics, Optics, Thermodynamics, Modern Physics

Preparation Tips:

NCERT Class 11 and 12 textbooks are to be the main focus.

Conceptual problems of HC Verma's Concepts of Physics to be solved.

Numerical problems and old years' IISER Aptitude Test question papers to practice.

Chemistry

Important Topics: Physical Chemistry (Mole Concept, Thermodynamics), Organic Chemistry (Reaction Mechanisms), Inorganic Chemistry (Periodic Table Trends)

Preparation Advice:

NCERT textbooks to read and understand completely.

O.P. Tandon and Morrison & Boyd to study thoroughly.

Past years' IISER and JEE problems to solve.

Mathematics

Important Topics: Algebra, Calculus, Trigonometry, Coordinate Geometry, Probability

Preparation Advice:

NCERT and RD Sharma to master basic concepts.

Practice solving problems from IIT Mathematics by M.L. Khanna.

Practice time management using mock tests.

Biology

Important Topics: Cell Biology, Genetics, Human Physiology, Plant Physiology, Ecology

Tips for Preparation:

Study NCERT textbooks in depth.

Use Trueman's Biology as a secondary reference.

Revisit diagrams and key definitions regularly.

Efficient Preparation Plan

1. Formulate a Study Schedule

Split your study period evenly between all the subjects.

Work on weaker areas more and reinforce strong areas.

Keep the last month aside for full-length mock tests and revisions.

2. Practice Regularly

Practice previous years' IISER question papers.

Practice timed mock tests for increasing speed and accuracy.

Go through mistakes and weak concepts.

3. Enhance Conceptual Understanding

Give more emphasis on conceptual understanding and not on mugging up.

Make use of online materials such as NPTEL, Khan Academy, and IISER's official study material.

Take part in peer study groups and discussions for clarity.

4. Keep Yourself Updated and Healthy

Keep yourself updated about IISER admission updates on their official website.

Maintain a balanced routine with proper sleep and nutrition.

Take regular breaks to avoid burnout.

Recommended Books for IISER Aptitude Test

Subject Recommended Books

Physics

NCERT, HC Verma, D.C. Pandey

Chemistry

NCERT, O.P. Tandon, Morrison & Boyd

Mathematics

NCERT, RD Sharma, M.L. Khanna

Biology

NCERT, Trueman’s Biology, Campbell Biology

The IISER Aptitude Test is a gateway to India’s top research institutes. With the right preparation strategy, conceptual clarity, and consistent practice, you can secure a seat in IISER.