Design

Yes, of course. You can apply for the same. Before join it, do a computer course related to it. Good luck.

Learn it online for free. There are a lot of videos on Youtube. Also, there are a lot of reading material too online. Web Designing can easily be learned online and you must practice it. Codeacademy, W3School and tutorialspoint are good places to start with. All the best.

I hope this link will help you
https://www.shiksha.com/design/interior-design/colleges/diploma-courses-india.

Hello,
There may be chances of getting NIFT campus, according to your rank.

You can get the list of college by given link:
https://www.shiksha.com/design/interior-design/colleges/b-sc-colleges-Mumbai-all.

You have Diploma of 2 years, if you did Diploma after your class 12th, then you can apply for Bachelor’s degree. And, if you did Diploma after class 10th, then you can't go with graduation. Because, for graduation, you must have 3 years of Diploma.

Please follow given link
https://www.shiksha.com/design/interior-design/colleges/colleges-Bangalore.

Amity University's entrance exams commence from the end of March. You can visit: http://www.amity.edu/lucknow/ to know about more details.

Yes, you can do an undergraduate course in FD. For which you have to appear for entrance exams of the relevant colleges. The entrance cut-off is tough so
I would suggest you taking coaching classes for its preparation. Recommended colleges are NIFT, NID, Pearl Academy, IIFT, etc.