India

You can get but with the lowest chance.

Check these colleges-
Gujarat University
The Maharaja Sayajirao University of Baroda
Sardar Patel University
Also check the below link-
https://www.shiksha.com/science/colleges/b-sc-colleges-Gujarat?rf=filters&ts=46676399&st[]=109&bc[]=26&ed[]=et_20&co[]=Public&uaf[]=base_course&uaf[]=et_dm&uaf[]=location.

Hi Batchu,
Admissions for BITS Pilani Goa Campus are done through BITSAT score only. Kindly go through this link for more details about admission: http://universe.bits-pilani.ac.in/Goa/admissions/home
All the Best.

Hi Jobin,
BITS Pilani doesn't offer Animation Courses in their regular first degree or higher degree curriculum. However, CSD, BITS Pilani does have software courses. Please go through this link for more information about animation course from CSD, BITS Pilani: http://www.bits-pilani.ac.in/pilani/SoftwareDevelopmentEduTec/Courses
Best Wishes

Yes, India is preferred for Aeronautical Engineering as compare to other countries in criteria of fees. There are numerous of colleges which provide which provide B.Tech degree along with decent placement. So, as per my idea, if you want to pursue career in this field select a good college for that. All the best for future.

Yes, you are eligible.

For getting admission in Manipal, you have to clear it's entrance exam which is MU-OET.