Exam

History, geography, political Science, economics are the main subjects for UPSC exam. Then some general mathematics and Science you need to study.

Yes, you can apply for UPSC exam career after BBA are as follows you can open your own business you can be a chartered accountant you can get job in hotel management field etc.

Most of the colleges in Gujarat accepts CMAT for MCA admission. There are few more colleges, but you would have to check individually.

For getting admission in Top MBA Institute, you need to appear in CAT MAT CMAT etc. Jaipuria Institute of Management, Indirapuram, Ghaziabad accept CAT MAT and CMAT score. Admissions open - 2020-22# MBA
https://jaipuria.edu.in/jim.

You can prepare for CAT with the help of coaching institutions and Tutors as well. There are many entrance exam help books available in the market right now. Plus everything is digital now and so accessible. Google is the best friend today. If you are looking for colleges as well, right now. Then you can go to the LM Thapar School of Management. Their admissions are open now. Also, their course curriculum is fruitful and their placements are really successful with companies like Nestle coming in. Apply here: http://lmtsm.thapar.edu/admissions/apply-online.php.

Rai University admission to MBA programme is offered to the candidates having passed graduation from a recognised university. Selection to the course will be Entrance Exam conducted by ACPC.

https://www.shiksha.com/mba/college-predictor?origin=form1
Check out this link.