Hey,

As per the BITSAT eligibility criteria, candidates need to qualify 12th class with the minimum required marks and subjects.

Candidate should have passed class 12 or equivalent examination from a recognized state or central board and must have Minimum 75% in aggregate in Physics, Chemistry and Mathematics.

Go through the link below to get a clear analysis of the same-

https://engineering.careers360.com/articles/bitsat-eligibility-criteria

Hope this helps.