hey junaid 

please confirm in which coollege and in hwhich course you are interested in . every college has its own document recquirements as per 5their guidelines .hoe i can tell i generally ,the documents recquired in most of the college admissions

class 12 marksheet 

class 10 marksheet 

slc

character certificaate(should not be more then 6 months old)

application form of recquired college

caste certificate (if applied )

migration certificate (for other states)