Dear Gurudeep, there are 3 medical entrance examinations in India.

• To be eligible for NEET and JIPMER, you should have scored a minimum aggregate of 50% in Physics, Chemistry, Biology as core subjects.
• To be eligible fir AIIMS MBBS, you should have scored a minimum aggregate of 60% in Physics, Chemistry, Biology and English.

This is for General Category students and then there is a relaxation for Reserved Category Students.