CBSE 12th

Yes, absolutely. In this field, you can choose different best option
VFX, 3D Modeling, Graphics Design, 2D Animation and much more. And that field used into the day to day Life. I'm pass my B.Sc. Animation in Pune University
in this field job opening is good compared to other also the packages are great.
Thank you.

No, you can not take admission in SVNIT without appearing in JEE-Main. All the B.Tech admission in NITs are done on the basis of ranks obtained in JEE-Main. However, you are entitled for 5% reservation quota in your category for admission.

Yes, you can pursue if taken English as a subject at 12th level. Further NIOS courses have full validity at par with other educational boards like CBSE and ICSE, etc.

Obviously residential campuses of Sri Chaitanya, Narayana and Bashyam Educational Institutions are the best intermediate top colleges in Andhra Pradesh. You have to choose the college which is in your locality for your comfort.

Basic eligibility requirements for a BCA course:
Aspirant must have passed 10+2 from any stream with English as passing subject with minimum 45%-55% marks in aggregate ( The pass percentage might vary from college to college)
While some colleges/universities admit aspirants on merit basis, the others admit students on the basis of personal interview and written examination.

Yes, there is-
VFX Training Institute which provides 1 or 2 year Diploma in animation.

Western India Institute of Aeronautics Pvt. Ltd. offers the following UG programs as under.
Course offered-
1. Aircraft Maintenance Engineering Mechanical Stream (Aeroplane & Power plants)
2. Aircraft Maintenance Engineering Avionics Stream (ES, IS &RN)
3. B.Sc (Hons.) AM IN MECHANICAL & AVIONICS
The eligibility criteria for above programs is 10+2 with PCM. Further there is no specific % is required for above courses.