The IISER Aptitude Test (IAT) 2026 will be held on June 7, 2026. Students appearing for the IISER entrance exam can check the question paper analysis after the end of the exam. IISER exam analysis, memory-based questions, and high-weightage topics will be updated here after the exam is over.
IISER question paper analysis
IISER 2026 question paper analysis will be available online after the exam is over. The paper analysis will be based on students' reactions. IISER exam analysis 2026 will help to understand the exam difficulty level, high-weightage topics, distribution of marks and more. Students will also get to know the expected IISER cutoff 2026. IISER Berhampur will conduct IISER entrance exam 2026 on June 7, 2026.
Also Read: IISER IAT 2026 Exam Live: Exam Day instructions, Exam Analysis & Expected Cutoff
Many coaching institutes shall prepare the memory-based questions of IISER 2026. Students can use the IISER question paper with the answer key to check their answers and calculate probable scores. Check the page for IISER 2026 question paper analysis.
- IISER 2026 Expected Cut Off
- IISER 2026 Question Paper Analysis
- IISER Entrance Exam 2026 Exam Pattern
- IISER 2026 Question Paper
- IISER 2026 Answer Key
IISER 2026 Expected Cut Off
The exam will be conducted for 240 marks. Students will have to score 200+ marks for the IISER rank between 1 and 80. Here, we have provided the expected IISER cutoff 2026.
| IISER 2026 Score (Out of 240) | Expected IISER 2026 Rank |
|---|---|
| 200 and above | Rank 1 to 80 |
| 200-160 | Rank 81- 200 |
| 160- 110 | Rank 201 to 800 |
| 110-95 | Rank 800 to 1500 |
| 95-75 | Rank 1500- 2000 |
| < 60 | Above 2000 |
Also Read: IISER 2026 Marks vs Rank: Check Cut off and Opening- Closing Ranks
Commonly asked questions
The IISER Entrance Exam 2026 pattern is expected to remains same as last year. IAT consists of 60 questions, 15 questions each from Biology, Chemistry Mathematics, and Physics. There will be four answer options. Total time for answering the test is 180 minutes. Questions are multiple choice type with only one correct answer. The mode of the exam is computer-based.
IISER response sheet 2026 was released on June 9, 2026. Candidates can check their response sheet through the login portal. IAT login details, such as user id and password, are required to check the response sheet.
The IISER Entrance Exam questions are objective type. These are multiple-choice questions with four options. The mode of the exam is computer-based. Test-takers have to select one option. Marks per question is four. One mark will be removed for wrong answers.
IISER 2026 exam pattern is out. No changes have been made in the IISER entrance exam pattern. The exam was conducted as a computer-based test for three hours. There were 4 sections in the IISER question paper. Each section carries 15 questions.
IISER 2026 Question Paper Analysis
This section will be updated based on students' reactions after the exam is over. Here, exam analysis, doable questions, most asked topics and marks distributions will be provided. Till then students can check the previous year paper analysis of IISER.
IISER 2025 Question Paper and Answer Key
The exam officials have released the IAT answer key on the official website. Candidates can also check the question paper and answer key from the link. Candidates must note that option A of the released questions paper is the correct answer in the PDF.
Download IAT Question Paper and Answer Key Here:Download Now
Based on the IAT 2025 student reactions and questions paper analysis, here is the analysis of the exam difficulty level and good attempts of the sections asked in the examination.
| Subject | Difficulty Level | Good Attempt |
|---|---|---|
| Biology | Easy | 12-13 Questions |
| Physics | Moderate | 8-10 Questions |
| Chemistry | Easy to Moderate | 10-12 Questions |
| Mathematics | Moderate | 9-11 Questions |
IAT 2025 Exam Analysis
Students who had opted for PCM in their class 12 std, found the biology section comparatively moderate to difficult and the students who had opted PCB in their class 12 standard found the Mathematics portion to be moderately difficult. for the common subjects for both the stream students, which are Chemistry and Physics, the exam difficulty level was moderately easy. The overall difficulty level of the IISER Entrance Exam 2025 was found to be moderate. It was also found that many questions were indirectly repeated from the previous year questions on the subjects of biology and mathematics. In the physics sections, the maximum number of questions was asked from theory-based type instead of numerical-based questions.
Some candidates who had appeared in the JEE exam found the exam difficulty level the same as the JEE exam.
Explore more Science exams with upcoming dates
15 Jul '26
17 Jul '26
19 Jul '26
1 Nov '25 - 22 Jul '26
22 Aug '26
8 Jul '26 - 15 Jul '26
16 Jul '26
6 Jul '26 - 20 Jul '26
1 Aug '26
IISER Entrance Exam 2026 Exam Pattern
The IISER Entrance Exam Marking Scheme is as follows:
| Subject |
No. of Questions |
Marks |
|---|---|---|
| Physics |
15 |
60 |
| Chemistry |
15 |
60 |
| Biology |
15 |
60 |
| Mathematics |
15 |
60 |
| Total |
60 |
240 |
Marking scheme: Candidates will be awarded three marks for each correct answer. There will be a negative marking of one mark for each incorrect answer.
IISER 2026 Question Paper
Various coaching institutes shall release the IISER question paper based on memory online. The question paper will be available along with the solutions. Students can use the IISER question paper with keys to cross-check their responses and calculate probable scores. IISER Berhampur will release the IISER question paper 2026 online. Aspirants can use IAT PYQs for exam preparation and to know the paper difficulty levels.
IISER 2026 Answer Key
IISER Berhampur will release the IISER answer key 2026 online on June 7, 2026. The answer key will be available in PDF format. Students can use the IAT answer key to cross-check their responses using the response sheet. They can calculate their scores using the IISER exam pattern. Students can also challenge the answer key if their is any issues in the options. This is a chargeable process.
Read More:
News & Updates
Explore Other Exams
17 Jul '26 | CEBS Counselling: First Round ... |
17 Jul '26 - 20 Jul '26 | CEBS Counselling: Payment afte... |
Jun '26 | BVP CET Exam |
10 Dec '25 - 5 Jun '26 | BVP CET 2026 Application Form |
9 Jul '26 | Donwload offer letter |
7 Jul '26 | Seat Acceptance fees for Addit... |
14 Jul '26 - 15 Jul '26 | Final, first-round real seat a... |
6 Jul '26 | Mock seat allotment results |
1 Aug '26 | TIFR GS 2026 Session Starts |
Feb '26 | TIFR GS 2026 Final Result |
Student Forum
Anything you would want to ask experts?Answered 4 weeks ago
Yes, you can get admission to the IISER with 6000 rank. However, admission will depend on your category. SC/ST category students have a strong chance of admisison with the mentioned rank. General category students can get admission to the newly added IISER.
V
Contributor-Level 10
Answered a month ago
In such a situation, you have to prioritise which exam you want to appear for. You might have prepared for months for the exam. Based on your preparation, you have to decide which exam you can easily qualify for and get admission to the desired course and college.
V
Contributor-Level 10
Answered a month ago
Yes, the IAT response sheet for 2026 is officially out. You can check your response sheet on the official IISER admissions portal through your login credentials.
S
Beginner-Level 5
Answered a month ago
Students can create an IISER login id and password during registration. The details required to register for IISER are Name, Date of birth, gender, citizenship status, mobile number, and email address.
V
Contributor-Level 10
Answered a month ago
No, IISER registration was over on April 13, 2026. Students were able to register for IAT 2026 from March 5 to April 13.
V
Contributor-Level 10
Answered a month ago
IAT user id is (application number / registration number). It is created during the IISER registration process. After the registration is over, user id and password are sent to the registered email address and mobile number.
V
Contributor-Level 10