Hello Aspirant,Hope you are doing well

Since you're a biology student, you must have studied physics in your 10+2. That is the only criterion for doing BSc (Physics).

BSc Physics Honours Eligibility Criteria

To apply for this program, it is mandatory for students to have passed in Physics, Chemistry, and Maths/Biology as core subjects with a minimum of 50-60% aggregate marks in 10+2 from a recognised institution and board.

Hope this helps you

ALL THE BEST