Commerce

Don't panic. There are so many colleges which give admission with 80% marks. Don't worry about the college. Just study hard and you can achieve whatever you want.

You can pursue B.Com, BBA, BSW BA Etc.

No,
Biology is compulsory for NEET exam.

Yes, you can apply CDS OTA which is conducted by the UPSC.

Hello,
No, every company, firm etc. Required a CA & account. CA scope is very large, if you want to go with other course then you can do CS CMA, MBA in finance (with reputated institute) these are the best courses for Commerce students.

Yes, it is compulsory, if you want to get admission into B.Com in St. Xavier's College.

It is not mandatory for MBA courses, but it will be a value addition for you in placements and will help you to grow faster than other students. If you want to do for MBA learning then it is not needed because these courses are advanced courses first you should know the basics of business. You can do these courses in the second year as well or after completing MBA.

Kindly visit this link
https://www.shiksha.com/college-predictor.

Yes, you can apply for the exam.

First, do BBA as your graduation into Marketing specialisation and then go for MBA in Marketing.