According to me It all depends on what subjects you have taken for your bsc......

if you have done bsc having any subjects related to biology....ie. medical...like microbiology. dentistry....etc .....
then you can apply for the courses to have a good career in dentistry.......
there is an Entrance examination called CET for Admission into the dentisery courses

Dentisery courses :
B.D.S.
Bachelor of Dental Surgery
M.D.S.
Master of Dental Surgery
M.D.S. (Community Dentistry)
Master of Dental Surgery in Community Dentistry
M.D.S. (Conservative Dentistry & Endodontics)
Master of Dental Surgery in Conservative Dentistry & Endodontics
M.D.S. (Conservative Dentistry)
Master of Dental Surgery in Conservative Dentistry
M.D.S. (Oral & Maxillofacial Surgery)
Master of Dental Surgery in Oral & Maxillofacial Surgery
M.D.S. (Oral and Maxillofacial Pathology)
Master of Dental Surgery in Oral and Maxillofacial Pathology
M.D.S. (Oral Medicine and Radiology)
Master of Dental Surgery in Oral Medicine and Radiology
M.D.S. (Oral Medicine)
Master of Dental Surgery in Oral Medicine
M.D.S. (Oral Pathology and Microbiology)
Master of Dental Surgery in Oral Pathology and Microbiology
M.D.S. (Oral Pathology)
Master of Dental Surgery in Oral Pathology
M.D.S. (Oral Surgery)
Master of Dental Surgery in Oral Surgery