hi,

see as per the prospectus of guru nanak dev university amritsar 2020-2021, there is no bsc physics course offered, however at the end of other courses syllabus there is number of head of the department, who may give you some idea about entrance syllabus.

http://www.gnduadmissions.org/CampusAdmissions/Prospectus2020-21.pdf

in general for bsc entrance test questions comes from physics chemistry and mathematics, also you may check english grammer and comprehension, you need to study pcb according to your 10+2 syllabus, and questions generally comes from both 11th and 12th section.