Hi MahaLakshmi,

A minimum of 3 year graduation is required to be eligible for the entrance exams. Some of the exams are CAT, XAT, MAT etc. Some colleges accept the exam score(CAT,MAT,XAT etc) while some colleges conduct exam separately. In the below link you can find list of MBA entrance exams.

There are various streams in MBA, some of them are MBA in HR,Finance, Logistics Management, IT, Marketing Management, Healthcare Management, Rural management etc

You can become HR, Financial Analyst, Finance Manager, Marketing Manager etc

Entrance exams list: https://bschool.careers360.com/exams

colleges in India : https://bschool.careers360.com/colleges/list-of-mba-colleges-in-India

Top Colleges : https://bschool.careers360.com/colleges/ranking/2018

List of courses in MBA: https://www.careers360.com/list-of-management-courses-in-india

Hope this helps you.

Good Luck!!