Hi my son architecture interested
Hello Aspirant,
NATA, JEE main Paper II are the National level Exams for the admission to B.Arch programme & there are many state level exam also which you can appear.
You can check the eligibility to apply for the exams to go through with the given below links.
https://engineering.careers360.com/articles/nata-eligibility-criteria
https://engineering.careers360.com/articles/jee-main-eligibility-criteria
Good Luck!