dear chandini,

if you  must have passed Class 12 or equivalent examination with Chemistry, Biology and Physics as mandatory subjects and must have scored a minimum of 50% in aggregate and in each subject too.For OBC/ SC/ST candidates must have scored a minimum of 40% while PwD candidates must score at least 45% in the 12th standard then you are eligible for neet ug 2020 and  while filling your form you need to select your respective qualification code .

if you want to know more information about the neet ug then you can go through the below link

https://medicine.careers360.com/exams/neet