hello sabiq, according to the previous year cut off( of year 2017,2018) ypu need to score atleast 580+ out of 720 in your NEET 2019 to get a seat in dental colleges in the states of karnataka and tamil nadu. The cut off is only appliable for general category candidates and fir various other categories the score varies . The candidates applying for all India quota seats in colleges in these particular states need to score 620+ marks out of 720 in their NEET 2019 exam.