IISER IAT 2024: The Indian Institutes of Science Education and Research (IISERs) has released the answer key of the IISER Aptitude Test (IAT) 2024. Candidates can visit the official website to access the answer key at — iiseradmission.in. IISER will open the portal for students to upload response forms and raise objections against the released answer key from June 12 till June 14. The final answer key of IAT 2024 will be released on June 21. IISER IAT 2024 was held between 9 am and noon on June 9 in computer-based test mode (CBT) across provided exam centers throughout India. The exam consisted of a total of 60 multiple-choice questions with 15 questions each from Biology, Chemistry, Mathematics, and Physics with only one correct answer per question. The exam held for three hours was a total of 240 marks, 4 marks will be awarded to candidates on each correct question, While one mark will be deducted on every incorrect answer. IAT 2024: Steps to Raise Objection Step 1 – Go to the official website – iiseradmission.in Step 2 – Select the answer key link on the home page. Step 3 – Enter your required necessary credentials to log in. Step 4 – Candidates answer key will be shown on screen. Step 5 – Candidates, should select the link available to raise objection Step 6 – Choose and lock the answer key you want to challenge Step 7 – Next, upload supporting documents Step 8 – Press on submit and save the copy for further reference. IAT 2024: How to calculate score Students should add four marks for each correct answer and reduce one mark for each incorrect answer. Additionally for questions not attempted by the candidate no marks will be rewarded to deducted. IISER IAT 2024 scores open the gateway for student seeking admission at IISER Berhampur, IISER Kolkata, IISER Bhopal, IISER Pune, IISER Thiruvananthapuram, IISER Mohali, and IISER Tirupati for five-year BS-MS (dual degree) and four-year BS degree programmes.