Check IISER Answer Key 2025 PDF now. Know how to download, challenge, and estimate marks. Follow latest updates and official link.
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IISER Answer Key 2025: Download Link, Score Estimate & Objection Process
For every student who gave the IISER Aptitude Test (IAT) 2025, this is one of the most important moments. The wait after the exam is full of anxiety, and the IISER Answer Key 2025 gives a clear first look at how you performed.
What is the IISER Answer Key?
The IISER Answer Key contains the correct answers to the questions asked in the IAT 2025 exam. Students can match their answers with it and estimate their marks even before the result is declared.
Overview of IISER Answer Key 2025
| Details | Information |
| Exam Name | IISER Aptitude Test (IAT) 2025 |
| Exam Conducted by | IISER – Indian Institutes of Science Education and Research |
| Exam Date | 9 June 2025 (Expected) |
| Answer Key Release Date | 10 June 2025 (Tentative) |
| Official Website | https://iiseradmission.in |
How to Download IISER Answer Key 2025?
Once the answer key is officially released, you can follow these easy steps to download it:
- Go to the official website: https://iiseradmission.in
- Click on “IAT 2025 Answer Key” link on the homepage
- Login using your Roll Number and Password
- Download the answer key PDF
- Match your answers and calculate your score
Tip: Download the key as early as possible to avoid website traffic issues.
How to Calculate Your Marks?
You can use the answer key to calculate your estimated marks using the exam’s marking scheme.
Expected marking scheme for IAT 2025:
- Correct Answer: +3 marks
- Wrong Answer: –1 mark
- Unanswered: 0 marks
Example:
If you answered:
- 50 questions correctly = 50 × 3 = 150
- 10 questions wrong = 10 × 1 = –10
- 10 not attempted = 0
Your estimated score = 150 – 10 = 140 marks
How to Raise Objection on Answer Key?
If you think any answer in the key is wrong, you can challenge it by raising an objection. IISER allows students to file objections on the provisional answer key.
Steps to Raise Objection:
- Login at https://iiseradmission.in
- Click on “Raise Objection” or “Challenge Answer Key”
- Select the question number and submit your correct answer with proof
- Pay objection fee (₹100–₹200 per question; refunded if your objection is correct)
Note: You can only challenge the provisional answer key. No changes are allowed after the final key is released.
Final Answer Key & Result 2025
After checking all objections, IISER will release the Final Answer Key, and based on that, the IISER Result 2025 will be announced.
| Event | Expected Date |
| Provisional Answer Key | 10 June 2025 |
| Objection Window Closes | 12 June 2025 |
| Final Answer Key Release | 15 June 2025 |
| Result Declaration | 18 June 2025 |
Official Answer Key Link
- IISER Answer Key 2025 PDF Download:
👉 https://iiseradmission.in
(Will be active after the official release)
Why is IISER Answer Key Important?
This answer key is not just a piece of paper. For students, it is a mirror of their performance, hard work, and future possibilities.
- You can check how many questions you got right or wrong
- It helps reduce stress while waiting for results
- You can prepare your documents for counselling based on expected score
When a student downloads the answer key, their heart beats faster. It’s a mix of hope and nervousness. We understand how important this moment is — and that’s why we created this article to help you clearly and kindly.
FAQs – IISER Answer Key 2025
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When will the IISER Answer Key 2025 be released?
Expected on or after 10 June 2025.
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Can I challenge the answer key?
Yes, during the objection window.
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Is there a fee to raise objections?
Yes, around ₹100–₹200 per question (refunded if correct).
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Where can I check the official answer key?
-
Will the answer key affect my final result?
Yes, your final score is based on the final answer key.
Conclusion : Believe in Your Hard Work
The IISER Answer Key 2025 is your first look into the result of your dedication and long nights of study. Every correct answer is proof that your hard work was worth it. Even if you make mistakes, remember – learning never stops.
Stay confident. Believe in yourself.