MSU - The Maharaja Sayajirao University of Baroda

No, I think you are not eligible for this course now at that age. However, you can once get in touch with the college authorities for more clarity.

No, it does not offer B. Des in Interior designing.

Two Degrees cannot be done at the same time in the regular mode of studies. I wish to underline the rule that Two Degrees that too as Regular Enrolled Student aren't allowed.

Yes, you can apply for M.Sc in food and nutrition. For more details information you can see below link:-
https://www.shiksha.com/science/course/amp/m-sc-in-food-and-nutrition-the-maharaja-sayajirao-university-of-baroda-vadodara-179150.
Hope this helps you.
Thanks!

You can go through the below provided detail -
Eligibility Criteria -
Aspirants those who are interested for taking admission in Under Graduate courses must have passed Intermediate from a reputed Board and those who are interested for taking admission in Post Graduate or PG Diploma courses must have

Hi,
The questions, objective type, i.e. MCQ type will be based on:
A. General English: 20
B. General Knowledge: 20
C. Science: 60
Total: 100.
Best of luck.

Hi,
Fees for two semesters for boys is: Rs.13250.
Fees for two semesters for Girls is:Rs.8250.
Fees paid at ACPC will be adjusted/credited. Best of luck.

Hi, The minimum marks needed are 40% if you are from Vadodara, 50% if you are from other district of Gujarat, and 60% if you are from other states. There are no specified cut-off marks. The admission is merit based and the marks vary for the various fields. The subjects offered are- Botany, Chemist

Hi Sakshi,
The MS University provides B.Sc through an entrance test conducted by them. It's the only exam that you need to give.