You have not mentioned the college or university name hence, I am unable to give a specific answers. But in general admission to BA LLB in every institute will be based on entrance exam scores. CLAT 2021,AILET 2021,LPU NEST 2021,IPU CET 2021,DU LLB Entrance Exam 2021.
Below are some top law institutes in the country:
National Law School of India University, Bangalore
National Law University, New Delhi
Jindal Global Law School, Sonipat
School of Law, University of Petroleum and Energy Studies, Dehradun
Symbiosis Law School, Pune
NALSAR University of Law, Hyderabad
ICFAI Law School, Hyderabad
Army Institute of Law, Mohali.
Every entrance will have a different pattern. To know about the dates of these entrance exams and college admissions kindly visit the respective official website.
All the best