IISER IAT Preparation for Class 12 Students: Month-wise Study Plan

Indian Institutes of Science Education and Research Entrance Exam 2027 ( IISER Entrance Exam )

Mridula
Mridula Sharma
Senior Executive
Updated on Oct 30, 2026 16:43 IST
IISER IAT preparation for Class 12 needs a study plan, regular revision, and question practice. Students should know exam pattern and syllabus. This article provides a month-wise preparation strategy to cover the Class 11 and 12 syllabus, solve mock tests, and prepare for IISER IAT 2027.

IISER IAT preparation for class 12 needs a study plan, regular revision and question practice. This article provides month wise preparation strategy to cover Class 11 and 12 syllabus, solve mock tests and prepare for IISER IAT 2027.

IISER IAT Preparation

IISER IAT Preparation

IISER IAT preparation with Class 12 board exam needs proper planning. Students need to manage their school syllabus and entrance exam preparation at same time. They should have month wise study plan. It helps them divide syllabus, revise important topics and practise questions.

IISER Aptitude Test is conducted for admission to undergraduate science programmes. It is offered by Indian Institutes of Science Education and Research. The exam covers four subjects: Physics, Chemistry, Mathematics and Biology. Students must understand concepts from Class 11 and Class 12.

IISER IAT preparation for class 12 should start with basics. Students should first complete their NCERT syllabus. Then they should move towards solving objective questions and mock tests. Here is a month-wise preparation plan for IAT 2027.

IISER IAT Preparation for Class 12

Students should understand IISER IAT exam pattern. The examination has 60 multiple choice questions. There are 15 questions each from Physics, Chemistry, Mathematics and Biology. The exam is conducted in computer-based mode. It has a duration of 180 minutes. The correct answer carried 4 marks. 1 mark was deducted for every incorrect answer. There was no negative marking for unanswered questions. The maximum marks were 240.

All four subjects carry equal weightage. So students should give attention to each subject during preparation. The syllabus is based on topics covered in NCERT Class 11 and Class 12 textbooks.

🎯 IISER 2026 Closing Rank
Check the closing rank for IAT admission 2026

Also Read:

IISER IAT Question Selection Strategy

Explore more Science exams with upcoming dates

CGCUET 2026 Registration Last Date

30 Oct '26

SAT India Exam (November) Attempt

7 Nov '26

KALSEE 2026 Application Form S...

1 Jan '27

CUET 2027 Application Process

7 Jan '27

CUEE Application Form 2027 (Ph...

1 Feb '27 - 24 Apr '27

GBPUAT 2026 Final Offline Coun...

1 Nov '26 - 3 Nov '26

AGRICET 2026 Counselling Round...

21 Nov '26

OUAT 2027 Registration

31 Mar '27

IISER IAT Preparation for Class 12: Month-wise Study Plan

Students can prepare a plan to complete syllabus, revise important topics and practise questions. The month wise preparation plan is as follows:

Month 1: Revise Class 11 Fundamentals

Students should revise important Class 11 topics. Students should strengthen their basic concepts. Then they can move towards advanced questions. These are important topics to study:

Physics
Study laws of motion, work, energy and power, gravitation, thermodynamics and motion in a straight line.

Chemistry
Revise atomic structure, chemical bonding, periodic classification, equilibrium and basic organic chemistry.

Mathematics
Cover sets, relations, functions, trigonometry, quadratic equations and sequences and series.

Biology
Revise cell structure, biomolecules, plant physiology, human physiology and diversity in living world.

Month 2: Focus on Class 12 Syllabus

Students should focus on their ongoing Class 12 syllabus. They should continue revising Class 11 topics along with their school studies. The important topics are genetics, molecular biology, reproduction and biotechnology in Biology. In Chemistry, students should study solutions, electrochemistry, chemical kinetics and organic chemistry.

Physics preparation should include electrostatics, current electricity and magnetism. Mathematics students should focus on matrices, determinants, calculus and probability.

Students should solve objective questions based on topic. This will help them understand concepts and improve their problem solving skills.

Month 3: Complete Important Chapters and Practise Questions

Students should complete remaining important chapters from Class 11 and Class 12. They should also start solving previous years' IAT question papers. They should practise questions from all subjects. They should identify topics that require more attention and revise them regularly.

Students can also attempt one subject-wise test every week. They should check their answers and understand reason for incorrect responses.

Month 4: Revise with Board Examinations

The fourth month can coincide with Class 12 board examinations. Students should give priority to their board examination preparation. They can continue their IAT revision. NCERT textbooks should remain main source of study. Students should revise important formulas, definitions, reactions, diagrams and scientific concepts.

Candidates can also solve 15 to 20 objective questions daily from completed chapters. This will help them remain connected with IAT syllabus.

Month 5: Solve Previous Year Question Papers

Students should increase their focus on IAT preparation. The fifth month should be for revision and previous year question papers. Candidates should solve questions from Physics, Chemistry, Mathematics and Biology. They should also practise questions within a fixed time.

Students should pay attention to accuracy. The incorrect answers carry negative marks. The should avoid random guessing.

Candidates should maintain a record of their test scores and incorrect answers. This will help them identify weak topics and plan their revision.

Month 6: Attempt Mock Tests

Students should should attempt mock tests based on latest exam pattern. The mock test should be completed within examination duration. Students should analyse their performance. They should check number of correct and incorrect answers. They should know which topics need more revision.

Students should also revise their short notes, formulas, important reactions and Biology diagrams regularly.

Month 7: Final Revision and Examination Preparation

The final month should be used for revision and examination practice' Students should revise important chapters and solve selected questions from previous years. They should not study new topics at last moment.

Candidates should attempt mock tests when enough time is available for proper analysis. They should also maintain a regular sleep schedule.

Important Tips for IISER IAT Preparation 2027

These are some important tips for IISER IAT Exam:

  • Read Class 11 and Class 12 NCERT books to understand basic concepts.
  • Give equal attention to Physics, Chemistry, Mathematics and Biology.
  • Solve previous years' papers to understand exam format and question types.
  • Take regular mock tests to improve speed, accuracy and time management.
  • Prepare short notes for formulas, definitions, reactions and important topics.
  • Check incorrect answers after every test and revise related chapters.
  • Divide study hours between school subjects, IAT preparation and revision.
About the Author
author-image
Mridula Sharma
Senior Executive

Medicine, Nursing and Science Exams

Role: Senior Executive, Shiksha.com

Education: MA in Journalism and Mass Communication

Mridula Sharma is a qualified education content writer with 4 years of experience. Her areas

Read Full Bio
Download Important Dates for Science Exams

News & Updates

Latest NewsPopular News

Explore Other Exams

1 Aug '26

CEBS Counselling: Fifth Round ...

1 Aug '26 -

4 Aug '26

CEBS Counselling: Payment afte...

Jun '26

BVP CET Exam

10 Dec '25 -

5 Jun '26

BVP CET 2026 Application Form

Nov '26

IIT JAM 2026 Form Correction

14 Feb '27

IIT JAM 2027 Exam Day

1 Aug '26

TIFR GS 2026 Session Starts

Feb '26

TIFR GS 2026 Final Result

The list of exams are recommended based on what other exams do the students in your area show interest in
qna

Student Forum

chatAnything you would want to ask experts?
Write here...

Answered 2 months ago

IISER 2027 application portal is expected to open in March 2027. The authority will activate the IISER application form link on the official website.

V

Vikash Kumar Vishwakarma

Contributor-Level 10