Can I pursue MBA after completing BA (pass)?

Yes, sure you can do MBA. But for it, you have to sit for some entrance exams for good colleges. And if you clear them then you can do MBA.

Dear Aspirant, Yes, you are eligible to pursue MBA. just focus on your those subjects of graduation which you like the most. after completing graduation with at least 60% marks. Try to compete in some entrance exam like:- XAT, MAT, CAT, etc. Once you competed it you can choose any from the following