For being eligible for bank po you should have graduation degree from recognized university.You can do graduation in any stream like BA,B.Sc,B.com,BBA,etc.

Sorry, Aditya. I didn't get you. But I guess you want to enter into banking field. It's enough percentile to get into that bank. In fact if you want to opt banking sector, you need to complete any degree that's it.
For any info, comment here. I'll be glad to help you.