Hello Sarada

You will need minimum 50% marks in class xii , but this is not sufficient , admission to medical courses in any college all over India solely depends upon NEET score .

On the basis of neet score you will be alloted a medical seat .

Now  which course or which college will you get depends upon several factors.

It depends upon neet cut off which depends upon  , difficulty level of exam, previous year's cut off , availability of seats etc . Neet cut off changes every year and it varies with state.

For medical seats there are 85% state quota seats and 15% All India Quota ( AIQ)

State quota seats are provided to candidates of that particular state whereas all India quota is for all Indians candidates of any state.

For general category qualifying marks in Neet is 50 percentile , for sc/ st it is 40 percentile and for obc it is 45 percentile .

For college prediction you may visit the link given below

https://medicine.careers360.com/neet-college-predictor