IISER IAT Answer Key 2025 Released, Get Direct Link to Download IAT PDF & Objection Details

The Indian Institute of Science Education and Research has released the IISER IAT 2025 answer key online on May 26. Candidates can download the IISER answer key PDF from the official website iiseradmission.in. It contains the correct answers to all the questions asked in the IAT 2025 exam.

👉 Download Link - IISER IAT Answer Key PDF

Candidates can check their answers using the provisional answer key along with their response sheet, OMR sheet and question paper and estimate the probable scores. The IISER entrance exam was successfully conducted on May 25, 2025.

The exam was held on May 25. The OMR sheet and question paper will be available in June. The last date to raise objections against the answer key will also be in June. The final answer key and result will be announced in June 2025.

IISER 2025 will have a total of 60 questions. Every correct answer will carry 3 marks. There will be negative marking of 1 mark for each wrong answer. No marks will be awarded for unattempted questions. This marking scheme helps in the correct calculation of the exam score.

Steps to Download IISER Answer Key 2025

Candidates can access the IISER Aptitude Test answer key PDF on the official website. The officials will release the provisional answer key for IISER 2025 soon after the exam. Candidates can download the IISER answer key in a few simple steps. Follow the steps given below to download the IAT exam answer key 2025.

• Visit the official website of IISER 2025 at iiseradmission.in
• Click on the 'IISER Answer Key 2025' link.
• Enter the application number (roll number) and password.
• The answer key of IISER 2025 will be displayed.
• Download the answer key and verify the answers.

Steps to Challenge the Provisional IISER Answer Key 2025

• Visit the official website of IISER iiseradmission.in
• Click on the “Raise Objections” link.
• Login using the application number and password.
• The IISER answer key PDF will be displayed on the screen.
• Select the question ID and upload supporting documents.
• Pay the processing fee and submit it.

How to Calculate Score from IISER 2025 Answer Key

• Count the number of correct answers.
• Multiply the correct answers by 3.
• Count the number of incorrect answers.
• Deduct 1 mark per answer for incorrect answers.
• Subtract the deducted marks from the marks of correct answers.
• The result obtained will be your total score.

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