Hello aspirant!
Hope you are doing well!

GNNO category means - General and others list
Sub category - No/Nil
. This category is resent in NEET examination, that provides admission to all the medical(both private and government) institutions of India.
The NEET2020.
National Testing Agency (NTA) has released the NEET 2020 cutoff percentile score along with the result on October 16. at ntaneet.nic.in.

Hope this helps!