Good Afternoon

Hope you are fine..

As per your query..you did not mention you category if you are general candidate then from 250 marks and by analysing previous year cutoffs there are very low chances for government BDS seat, your score should be in between 450-550 for OBC candidate to secure Govt BDS seat, you can try next year or you can take part in state level counselling for private seat for BDS course. you can get BDS seat in private or deemed universities from 250 marks in NEET 2022.

if you belongs to EWS or OBC or SC Category still there is low chance for Govt BDS seat For ST category you can try in all India and state counselling counselling.

To Know expected colleges for BDS course try NEET College predictor from given link below:
https://medicine.careers360.com/neet-college-predictor?utm_source=qna&utm_medium=neet_cp

Hope you found it helpful
All the best!!