First of all basic criteria for appearing in neet exam is 12th with 60% mark in physics chemistry and biology. All those who fulfill this can appear for neet. Candidates age should be more than 17 and now the upper limit of age for neet is removed. Students doing bsc or any other course can also apply if they fulfill above criteria. So irrespective of the course you studied, if ypu fit in above criteria you are eligible for neet