Is there any competative exams that i can take after i passed my 12th for getting admitted into IIM for my Bcom. Hons. ??

Hi, You complete your class XII and then as per your interest, pick B.COM (H). You can begin with your preparation for CAT (which makes you eligible for I.I.M). I may also suggest you to go for a job and thereafter once you personally feel ready to take a jump, go for MBA. Reason being, I.I.M pref