Hello Divya,
Physiotherapy is one of the branches which has been gaining popularity over the few years.
In order to have a BPT ( Bachelor in Physiotherapy) degree, one must complete their 10+2 examination and then appear as well as qualify for the relevant examination which would enable them to ensure a seat in one of the colleges. As per the statistics, I am mention the fees of some of the colleges.

1. CMC Vellore ( govt.)
Around Rs. 23,000/year
2. Seth GS Medical College (govt.)
Around Rs. 29,000/ year
3. Lokmanya Tilak Municipal Medical College (govt.)
Around Rs. 37,000/ year
4. Madras Medical College (private)
Around Rs. 1,23,000/year

I sincerely hope that some of your doubts were solved.
Feel free to ask your further queries.
All the Best!