Science

Yes, it is Possible. After Completion of your Graduation, you must head to do a course (Diploma, or Certification) in Graphics and Animation. I am sure that you already know video editing and has this aim of becoming Editor and Animation works as a serious thing. Keep doing works on Video Editing with someone who is a professional do not aim to be a video editor or animator just after Graduation. It will take a long time. You can do Post Graduate Diploma from IGNOU in Mass Communication, or in other relevant Media subjects that relate to your interests. Even a Post-Graduation in Mass Media or Films and Production like streams can also help. Basically, do any Higher Studies of any type of Mass Media areas that will allow you to claim a career in the asked domain.

For taking admission for Bachelor' courses in Presidency College, you must pass the entrance exam. Here are the details:
Candidates meet PUBDET 2018 eligibility criteria, if they fulfill the below mentioned requirements:
Should be citizens of India.
Have cleared their Higher Secondary Examination (10+2) system such that it is conducted by Council of Higher Secondary Education, West Bengal, or an equivalent exam not before 2017.
Have cleared Higher Secondary Examination conducted by Council of Higher Secondary Education, West Bengal, or an equivalent exam with at least five recognized subjects (full marks not less than 100), including English language.
Candidates with International A level or International Baccalaureate qualifications should have studied at least three subjects at the IGCSE level and three subjects at the A level are required, with English in either of the two levels.