Is studying biology in class12 is a necessary criteria for IISER APTITUDE TEST??
Candidates who have passed 10+2 or equivalent exam with science stream in 2018 or 2019 are eligible to apply for admissions. Science stream includes subjects like Mathematics, Physics, Chemistry and Biology. So even if you did not study Biology but studied Mathematics, you are eligible for IISER Aptitude test. Candidates will be admitted to IISER only through KVPY, SCB and JEE advanced.