I am a biology student and i want to get in iiser bhopal through scb so it is necessary to study mathematics for amplitude test
Since you want to study B.Sc you might have a paper on mathematics as well and therefore IISER has mathematics section as a part of their entrance examination.
For detailed syllabus of the entrance exam kindly visit the link shared below:
https://www.iiseradmission.in/syllabus/