Hello,

Yes you may persue,

Other than MSc you don't have much option left with you.After passing B.Sc in my opinion you can do M.B.A so that you can get good job in Abroad if you interested.
For admission in top college you have to qualify the entrance exams like:-
C.A.T
M.A.T
G.M.A.T
R.M.A.T
S.A.T
S.N.A.P
X.A.T

• TOP M.B.A. COLLEGE:-

Indian Institute of Management, Ahmedabad 
Indian Institute of Management, Calcutta (IIM C)
Indian Institute of Management, Bangalore (IIM B)
Indian Institute of Management, Lucknow (IIM L)
XLRI - Xavier Labour Research Institute, Jamshedpur
ISB - Indian School of Business, Hyderabad
FMS - Faculty of Management Studies, University of Delhi
Indian Institute of Management, Indore (IIM I)
Indian Institute of Management, Kozhikode (IIM K - Calicut)
Good luck.