Hey Girish,
Bachelor of Physiotherapy is a 4-year undergraduate degree course which includes 6 months clinical internship, the course is about learning the art and science of physical movements which helps in curing body's pain and functioning.
If you want admission in Bachelor of Physiotherapy (BPT) directly in 2nd year that is with lateral entry, you are required to have obtained a degree in Diploma in Physiotherapy.
Diploma in Physiotherapy is a 2 or 1-year course, one can join it after 12th grade done from any recognized school or board with Science subjects preferably.
You are required to score minimum 50% marks (45% for reserved category) in Diploma for getting admission to BPT.
Good Luck!