B.Arch

In order to seek BArch admission in Chandigarh College of Architecture, other candidates need to possess a rank between 200-500. However, home state candidates lying within the rank range of 2500-5000 can also get admission.
Please visit link: https://www.shiksha.com/university/chandigarh-university-cu-45668/course-bachelor-of-architecture-b-arch-306697

It is not mandatory because B.Arch exam is mandatory for architecture student.

Doing B.Arch through distance mode is not valid. So avoid this. You need to take lateral admission in any AICTE approved Institute for B.Arch.

Hi you can get required marks here just go through this link and fill out the required details
College predictor in Shiksha
https://www.shiksha.com/college-predictor.

Hi Adarsh just go through this link and fill out the required details
College predictor in Shiksha
https://www.shiksha.com/college-predictor.

Hi Nishtha just go through this link and fill out the required details
College predictor in Shiksha
https://www.shiksha.com/college-predictor.

Yes you can get admission through NATA also.

Hey Tejashwijust go through this link and fill out the required details
College predictor in shiksha
https://www.shiksha.com/college-predictor
For IIT There are only two IITs that offer B. Arch admissions - IIT Kharagpur and IIT Roorkee in which the aspirants can get admission provided they have cleared JEE Main (Paper-II) followed by JEE Advanced and AAT (Architecture Aptitude Test).

Hi Pariksit just go through this link and fill out the required details
College predictor in Shiksha
https://www.shiksha.com/college-predictor.