UoH - University of Hyderabad

Please refer the link to know about the eligibility criteria: https://www.shiksha.com/humanities-social-sciences/languages/course/m-a-in-hindi-university-of-hyderabad-gachibowli-82710.

Yes, you'll get admission, but to my notice, there is an entrance test.

Yes, it's compulsory to have maths in your +2.

You need to score above 200 to confirm a seat in this campus.

Maybe you can get but you know categories play important role in that you check previous year results and then you can compare it will help you to choose the course according to you need.

Yes, you can get a seat in University of Hyderabad. This rank is enough for the admission into CS branch at HU.

Yes, you can apply for M.Sc. in biochem if you had it as a subject in B.Sc. even for a semester. Or even if not, then being a PCB student in class 12th makes you eligible to apply for it. But admission will be based on an entrance test which you must qualify in order to study the same.

Please refer the link to know the schedule:
https://www.jmi.ac.in/upload/menuupload/timetable_ps_2015.pdf