can you take up computer science even if you take biology in bitsat
The eligibility criteria for admission in B.E in Computer Science is BITS Pilani is that a cabdidate must have obtained an aggregate of 75% in Physics, Chemistry and Mathematics in class 12 along with 60% each in Physics, Chemistry and Mathematics from a recognised board.
https://engineering.careers360.com/articles/bitsat-eligibility-criteria
I hope this helps.