dear deepthi,
your neet ug qualification code is 05 not 02 and 03 .because you are a candidate who is now currently in Bsc second year. so you should fill your application form by using code 05.
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
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile