As per the IISER Aptitude Test pattern, examinees can answer a maximum of 60 multiple-choice questions (15 from each section) in 180 minutes. The examinees are awarded 3 marks for each correct answer while there would be a deduction of 1 mark for every incorrect response. Hence, the performance of a test taker in IAT is assessed on the basis of his/her score out of a total of 180 marks. Read this article to get in-depth details about the IISER exam pattern.












