What about M.Sc.Microbiol0gy...
Dear Student,
M.sc Microbiology is a two year duration programme. Admission criteria varies from college to college. Admission is based on merit and also on entrance test result.
After M.sc you can go for research and opt for M.phil and PhD.
There is also good scope in this course, you can work as researchers or technologists in hospitals, medical laboratories, etc.
Good Luck!