Hi Sabiq. I'll tell you about the scope of both BDS and Course in Physiotherapy, and then, you can decide which is the line that you want to choose. 

Scope of BDS :

1.Lecturer or Tutor

2.Researcher

3.Government  Jobs:

*Army Dental Corp

*Dentist in Railways

*Territorial Officer in Indian Army

*Dental officer in Indian Navy and Indian Air force.

*Dental Surgeon

4.Open your own Dental Clinic

Scope of Physiotherapy

 The salary at the very beginning ranges from Rs. 5,000 to Rs.30,000 per month. Private hospitals, generally, provide remuneration ranging between Rs. 5,000 to Rs.15,000 per month for a new comer.Whereas, government hospital like AIIMS, a Junior Physiotherapist earns approximately Rs. 30,000 per month. For more details regarding the opportunities after Physiotherapay, kindly visit https://medicine.careers360.com/articles/4569-Course-Review-Physicotheraphy-in-India