Hello Aspirant,
Yes of course you should have PCB combination in your B.Sc 1st year then only code 05 is to be used otherwise your highest qualification is class 12th so you should use code 02 .
So you should use code 02 in your NEET UG 2021 Application form.
https://medicine.careers360.com/articles/neet-qualification-codes
To get live updates and complete details about NEET 2021 application kindly visit the link given below :-
https://medicine.careers360.com/articles/neet-application-form
You can also solve the Test series for NEET 2021 for better finishing of your preparation, you can get the Test series from the link given below :-
https://learn.careers360.com/test-series-neet-may/?product=56&icn=test-series-neet-may-2021&ici=exam_page
I hope this information helps you.
Good Luck!!
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