What are the steps to download IISER answer key?

Candidates will be able to download the final answer key of IISER 2025 pdf from the official website only in online mode. The authorities released the first provisional answer key of IISER pdf and candidates will be able to check their answers and calculate the probable scores secured in the IISER 2025 admission test. To download the IISER answer key 2025, candidates must follow the below steps: Go to the IISER official website - https://iiseradmission.in/ Click on the ‘IISER answer key” link. Enter application number (roll number) and password. The answer key of IISER was displayed on the screen. Take a print out of the answer key and save it for future reference

In what mode will IISER 2025 aptitude test be conducted?

IISER 2025 entrance examination for the academic session 2025-2026 will be conducted online/ computer-based test. Candidates will get a the nearest ION digital zone as their examination centre and will give the IISER 2025 entrance examination on the computer. The IISER Entrance Exam 2025 pattern has been specified for this year's examination. It has been observed that the IISER Entrance Exam 2025 pattern remains to be same as of the previous year of IISER Entrance Exam which was also conducted in online mode I. e. computer-based. The only change which is made by the exam conducting body is the marks awarded for each correct answer. Earlier the examination was 180 marks, but now the maximum mark of the examination will be 240 marks. The IISER Entrance Exam will be conducted in various exam centres across India. The duration of the entrance exam was 3 Hours and the medium of the IISER Entrance Exam be in English . The format of the IISER Entrance Exam is in Multiple Choice Questions (MCQ).. .

When will IISER 2025 Answer Key objection raise window open?

The online window to raise representations about questions/answers in IAT 2025 started on May 29, 2025 from 5 pm onwards. The last date to raise objections will be June 01, 2025 till 5 pm. Candidates need to log in to your account and click on IAT Channel Tab. Then they will be able to see two tabs - "IAT 2025 Objection" tab and "Candidate Response" tab. Candidates can go through the provisonal answer keys in order to get an estimation of the score that they can obtain in the IISER entrance exam 2025. In case of any discrepancy with respect to any question asked in the exam or its answer, candidates can raise an objection (s) to the exam authorities in the prescribed format. If the raised objection is successful, a final IISER entrance exam 2025 answer key will be released with all the required modifications.

What language will the IISER Entrance Exam be conducted in?

Candidates who cleared their Class 12 in the Science stream are eligible to apply for the IISER Entrance Exam 2025. As per the IISER Entrance Exam pattern, there are a total of 60 objective questions that candidates need to complete in three hours duration. The question paper will be in English and Hindi languages. The candidates must read all the given instructions provided in the question papers at the time of examination.

How long will be the IISER Entrance Exam?

Indian Institutes of Science Education and Research (IISERs) conduct an entrance exam in order to provide admission to candidates in the five-year-long BSMS dual degree programme offered by them. Candidates who cleared their Class 12 in the Science stream will be eligible to apply for the IISER Entrance Exam 2025. IISER 2025 entrance examination is conducted once in every year. IISER 2025 entrance examination will have 60 questions which the candidates need to answer in the duration of three hours.

IISER Exam Analysis 2025: Check IAT Paper Review & Student Reaction

426 Students Q&A

Updated on Sep 17, 2025 18:13 IST

By Ishita Chauhan, Retainer

IISER 2025 Exam was conducted successfully on May 25, 2025, at various exam centres across the nation. The overall IAT 2025 exam difficulty level was moderate. Candidates who had opted for PCM found the Biology section tough to attempt, and candidates who had PCB in their class 12 found the Mathematics subject questions difficult to solve. Topics were equally distributed from the IAT 2025 syllabus. Preparation from the NCERT Books will help the candidates to have a good IAT 2025 score.

The IISER 2025 answer key was published on the official website on May 25, 2025. Candidates not satisfied with the answer can raise objections in the time period which will be mentioned soon. After making corrections, the IISER 2025 final answer key will be published.

IISER exam analysis 2025 will help the candidates in knowing the overall exam difficulty and expected IAT 2025 cut-off. Check out the IISER 2025 exam analysis, difficulty level, and previous years' IISER exam analysis here.

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