Hello

No, Merit list will be prepared on the basis of :

(i) Architectural Aptitude (NATA Score) :50%
(ii) Qualifying Examination (10+2 or 10+3) :50%

Prepare your merit list By

1. Take out the percentage of your 12th (let x%)
2. Now take out the percentage of your Nata Exam (let y%) NATA Exam will be of 200 Marks so be careful while taking out the percentage
3. Now Divide 12 class percentage By 2 (like x/2 %) and Nata Percentage By 2 (like y/2 %)
4. Now Add Both Of Them (x/2 % + y/2 %)
5. Your Merit List Will Be Prepared By Addinging This (x/2 % + y/2 %)