Degree

Hi Ram!
In order to become interior designers, aspirants need to pursue a degree in interior designing from a reputed college. There are many interior designing colleges in the country which offer training in different interior designing courses. Please refer to this link to find the best colleges in India for interior design https://www.shiksha.com/articles/top-10-interior-design-schools-in-india-blogId-10599.

After passing Diploma, you can do AMIE (the only option for Diploma pass students engaged in a job) in any branch of your choice. See AMIE details on this link:
http://www.amiestudycircle.com.

If B.Ed degree is recognized then it won't be a problem to get a job any state. You need to fill the requirements of the organization in which you wish to apply.

Yes, as you are eligible to apply for the exam, being last year student. However, make sure you qualify the minimum Marks Criteria. Then Start preparing for exam and give it.

Hi Nisar,
Masters programs are research based and in-depth study. PG Diplomas are accelerated programs somewhat compared to Masters. Decide what you want to study, research oriented or accelerated practical based programme and decide. Memorial University of New Found land, Dalhousie University, Georgian College, Fanshawe College, University of Toronto etc. Are some universities and colleges which you can search.

While working, it is difficult to pursue regular M.Tech. And, distance M.Tech is not valid anymore as per the latest Supreme Court verdict. Hence, if you really want to pursue M.Tech, then you should go for regular one.
http://www.tribuneindia.com/news/nation/no-technical-education-through-correspondence-says-supreme-court/491819.html.

Hi Kavya,
Please mention about the degree have you completed, so that I can guide you better.

Hi Debin,
Each college has different admission criteria. First, you decide where you want to study that is, in which country. Your percentile is good, so you will have many good options. Secondly, depending on the country choice, you have to prepare for entrances like SAT ACT etc. Also, you must give IELTS or TOEFL for English language proficiency. You must also keep in mind that since you come from Science background, you must draft your SOP accordingly and convince the universities why you want to change.