Hello Karthi,
If you are pursuing B.Sc. then you should select the Code-5.
You can check your code accordingly in the link given below (section- "NEET Qualifying Examination Code")
Https://medicine.careers360.com/articles/neet-eligibility-criteria
Thanks for query on this platform, you may visit again
All the best.
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile