Science ko lagi yo barsa english ma kun kun set aauxa set A B C D bharima? Plus ktm ma ma kun set aauxa?
These details aren’t revealed until you get the exam papers. They are sent sealed and no one is allowed to break it - if broken, the exams may also be cancelled.
So, don’t worry on the set of questions which might show up. Prepare well for the exams and you’ll do babal.