Hello,

IIT is Indian Institute of Technology college. If you want to get admission there you have to give JEE Mains examination. And qualified the examination.  You are reserved category candidates so minimum 70 percentile to 75 percentile marks if you get in JEE Mains examination then you can eligible for giving the JEE advanced examination. Yes you have to clear another examination is JEE ADVANCED examination. After qualifying this examination with good percentile like 70 percentile you will get admission in IIT college.

All the best.