Exam

Yes, you can but if your age is not according to the NCHMCT rule, you cannot join an NCHMCT-affiliated institute. Your age must be 22 years or below.

Admission is based on the counselling procedures, so you have to appear in counselling procedures.
Also, the candidate should have 50% above marks in all the exams.
For more information please visit the link below:
https://www.shiksha.com/college/shri-ramdeobaba-college-of-engineering-and-management-n

Hello Sejal,
Admission is through counselling based on the rank obtained in Maharashtra State Common Entrance Test (MHTCET). Vacant seats will be filled by the institute based on the rank obtained in JEE-Mains.
For more information please visit the link below:
https://www.shiksha.com/college/thakur-col

First of all, for architecture engineering, you need to qualify the NATA exam for admission in government colleges also. But there are many other private colleges for architecture in where you can take admission. Visit the link to predict colleges based on your rank:
https://www.shiksha.com/b-tech/re

Hello Shubham, You have obtained indeed a very good rank. I feel you should get admission in your desired college. However to help you I am attaching a link that will predict college for you. https://www.shiksha.com/b-tech/resources/upsee-college-predictor.

Candidate should have:
50% in 12th and the NATA Marks - 80/200
Other eligibility criteria:
Candidate must have passed Diploma 10+3 in any stream recognized by central/state Government or its equivalent examination with minimum 50% aggregate (at least 45% marks in aggregate in case of candidates of Bac

The Admission is based through counselling based on rank obtained in Maharashtra Common Entrance Test (MHT-CET). So you have to appear in counselling procedures for admission.
For more information, please visit the link below:
https://www.shiksha.com/college/dr-d-y-patil-school-of-engineering-and-tech

You have very good marks but for admission, you have to appear in counselling procedures.
Admission is through counselling conducted by Directorate of Technical Education, Maharashtra based on marks obtained in 10+2/ Diploma and score obtained in National Aptitude Test in Architecture(NATA).
Selection

Hello Chinmay,
There are lots of colleges in Karnataka for B.Architecture. And you have very good marks in JEE also in NATA or in 12th board exams. So you will easily get admission. Please visit the link below for colleges in Karnataka:
https://www.shiksha.com/architecture-planning/colleges/colleges-K

For admission in Manav Rachna University in engineering, you have JEE marks.
And in architecture, you have NATA, so don't worry. You have lots of choices for admission in various colleges.
For more information, please visit the link below:
https://www.shiksha.com/b-tech/articles/list-of-popular-colle