You have not mentioned the category you belong to so I am assuming you from general category if you belong to any other category then do let me know in comment .
Last year in neet , 567 marks was the lowest marks that was required for general category for getting a mbbs seat in Bangalore Medical College, Bangalore under karnatka state quota
You can check the same at:-
But cut off marks keeps changing every year depending upon various factors like number of students that appeared in the exam, kind of marks obtained by them , toughness level of the examination etc.
So , you should try to get at least 600 marks to be on the safer side
You can prepare well using our neet knockout for which link is provided below