IAT Exam 2025: The IISER Aptitude Test (IAT) is conducted by the Indian Institutes of Science Education and Research (IISER) for admission to their BS-MS dual degree programs. It is an important entrance exam for students aspiring to pursue a career in science and research. Here’s everything you need to know about IAT 2025, including important dates, application process, eligibility criteria, syllabus, exam pattern, results, and counselling details.
IAT 2025 Application Process
The application process for IAT 2025 is conducted online. Candidates must follow the steps below to apply:
Check CUET for admission to all national and state-level colleges.
Steps to Apply for IAT 2025
- Visit the official IISER admission portal (https://www.iiseradmission.in/).
- Click on ‘Apply Online’ and register with personal details.
- Verify the registration through OTP received on the registered mobile number and email.
- Log in using the credentials and fill out the application form.
- Upload the required documents in the prescribed format.
- Pay the application fee online via debit/credit card, net banking, or UPI.
- Submit the application and take a printout for future reference.
IAT Exam 2025 Application Fee
| Category | Fee |
| General/OBC-NCL/EWS | ₹2000 |
| SC/ST/PwD/KM | ₹1000 |
| Foreign Nationals | $100 |
IAT Exam 2025 Important Dates
| Event | Date |
| Online Application Starts | April 2025 |
| Last Date to Apply | May 2025 |
| Admit Card Release | June 2025 |
| IAT Exam Date | June 2025 |
| Result Declaration | July 2025 |
| Counselling Begins | July 2025 |
IAT Exam 2025 Eligibility Criteria
Candidates must meet the eligibility requirements for admission to IISERs.
General Eligibility
- Candidates must have completed 10+2 or equivalent from a recognized board in 2024 or 2025.
- Must have studied Mathematics, Physics, and Chemistry in 10+2.
- Minimum aggregate marks vary by category:
- General/OBC-NCL/EWS: 60%
- SC/ST/PwD: 50%
- Candidates applying through KVPY or JEE Advanced must check specific requirements on the IISER website.
IAT Exam 2025 Exam Pattern
- Mode: Computer-Based Test (CBT)
- Duration: 3 hours
- Question Type: Multiple Choice Questions (MCQs)
- Total Questions: 60
- Marking Scheme: +4 for correct answer, -1 for incorrect answer
| Subject | No. of Questions | Marks |
| Physics | 15 | 60 |
| Chemistry | 15 | 60 |
| Mathematics | 15 | 60 |
| Biology | 15 | 60 |
| Total | 60 | 240 |
IAT 2025 Syllabus
The syllabus is based on NCERT topics from classes 11 and 12.
Subject-wise Topics
- Physics: Kinematics, Laws of Motion, Thermodynamics, Optics, Electromagnetic Waves, etc.
- Chemistry: Chemical Bonding, Thermodynamics, Organic Chemistry, Coordination Chemistry, etc.
- Mathematics: Algebra, Trigonometry, Calculus, Probability, Matrices, etc.
- Biology: Cell Structure, Genetics, Human Physiology, Ecology, Biotechnology, etc.
IAT Exam 2025 Admit Card
- Admit cards will be released online in June 2025.
- Candidates must download them from the official website using their login credentials.
- Carrying the admit card and a valid identity proof to the exam center is mandatory.
IAT 2025 Result
- The result will be declared in July 2025 on the official website.
- Candidates can check their results by entering their application number and date of birth.
- A merit list will be prepared based on scores.
IAT 2025 Counselling
- Counselling will be conducted online in July 2025.
- Seat allotment will be based on IAT scores, preferences, and availability.
- Candidates must upload the required documents for verification.
Documents Required for Verification
- IAT 2025 Admit Card & Scorecard
- 10th & 12th Mark Sheets & Certificates
- Identity Proof (Aadhaar Card/PAN Card/Passport)
- Passport-size photographs
- Category Certificate (if applicable)
Conclusion
IAT 2025 is a crucial exam for students aspiring to join IISERs for BS-MS programs. Applicants are advised to keep track of important dates, prepare according to the syllabus, and complete their registration process on time to secure their admission.
