Philosophy

Admission in Osmania University is merit-based. You must have passed 10+2 from a recognized board. For more details, follow the link given below.
https://www.shiksha.com/humanities-social-sciences/course/b-a-osmania-university-college-for-women-kachiguda-hyderabad-268027

Check in the below to link to access the previous year question paper of the JNUEE entrance exam.
https://admissions.jnu.ac.in/searchquestionpaper.aspx
Year - Put the latest available option. Select programme - M.A., MCA or M.Sc.
Select School - School of Social Sciences
Select Study Code - 094 Philosophy
With the above instructions, please follow the same process in the link to download the paper.

Yes, you can go for MA in sociology.

No percentage will be deducted. You can get admission in B.A. after commerce. You are eligible for the same. Good luck.

No, you cannot do two degree courses at the same time. You need to choose one. It's better if you excel in one subject and have a great future in that.

Hi,
As you have completed your graduation, so you are eligible to take admission in MA in Philosophy (Hons.) in IGNOU. Go ahead, apply for the same.