Hello Veerbhadran,

Yes, ANNA UNIVERSITY will take admission and you can apply for the TNEA with NIOS marks fulfilling all the criteria of the admission i.e.

1. You have to passed with minimum 50% of marks.
2. The candidate should be atleast 17 years of age.

Note:- Apart from these you have to produce original certificates at the time of  Document Verification.

For futher details about TNEA eligiblity and clearification : https://engineering.careers360.com/articles/tnea-eligibility-criteria .

Hope you will find it relevant.

Feel free to ask further.

Regards.