Political Science

Yes, you can study. Why should being an Indian be a problem at all. If you meet admission requirements, have good grades and some experience in thia sector you should be accepted. You have to start checking university websites for entry requirements, take GRE IELTS TOEFL etc. And necessary steps mentioned on university admission pages for acceptance.

The MPA programme is a professional degree and a graduate degree, which prepares individuals to be managers, executives and policy analysts. You can apply to this course after completing your Bachelor's degree.

The average cut-off lies around 70-80%, but you need to first clear your entrance exam.

Yes, if you are trying for Master's degree in political Science, then you should only have graduation irrespective of subject. All the best.

Shri Jagdishprasad Jhabarmal Tibrewala University does not offer Ph.D in geography or public administration.
Please visit the link to know the specializations offered under Ph.D: https://www.shiksha.com/university/shri-jagdishprasad-jhabarmal-tibrewala-university-rajasthan-other-27883/courses/phd-bc.

You have to fill up the University forms that will be out in April or May in DU website.
Fee structure is different for different colleges approximately around 12000 INR to 15000 INR per annum.

You are required to fill up the University forms that will be out by April or May and rest will depend upon boards cutoffs.

No, there is no entrance exam. Admission is based on the marks obtained in 12th.