B.Sc

CPL license are valid if you are medically fit. Therefore, in order to mitigate the risk of medical fitness in commercial pilot career, it is a good strategy to obtain other professional degree along with CPL. You may go ahead with B.Sc Aviation and also MBA duration professional career.

If your interests lie in MBA interior designing you should definitely pursue a course in interior designing. Scope in interior designing is immense, and students go on to make lucrative careers after completing their course in interior designing. For now, you should focus more on your course in B.Sc (Home Science), and make plans for the future side by side.

Eligibility criteria for B.Sc computer science in India is as follows:
1) 50% marks in HSC examination from a recognized education board with science stream can apply for B.Sc. courses.
2) Normally, 50% marks are required but this number may vary from institute to institute and from state to state. Few colleges conduct their own entrance exams as well.

Yes, you can take admission on the basis of class 12th. But IIFT is not a recognised institution and they don't have such good faculty for fashion education. The fee structure is already on their website.

Please refer to the link provided below for a list of colleges in Uttarakhand which offer courses in B.Sc. MLT. You should be able to use the filters to navigate to a course of your choice:
https://www.shiksha.com/medicine-health-sciences/paramedical/colleges/colleges-uttarakhand