India, Feb. 2 -- Indian Institutes of Science Education and Research (IISERs) will conduct the IISER Aptitude Test, or IAT 2025, on May 25. The online registration process will begin on March 5 at iiseradmission.in.

Also read: JEE Main 2025 session 2 registration begins at jeemain.nta.nic.in, direct link to apply

IAT 2025 will be conducted as a computer-based test in exam centres across India. The test will have 60 questions, 15 each from Biology, Chemistry, Mathematics, and Physics.

The total duration of the exam will be 180 minutes. The questions will be multiple-choice, with only one correct answer per question.

Each question will carry four marks with a negative marking (-1) for wrong answers. The total marks in the exam will be 2...