Mass Communication

You can apply for internship in advertising through:
1. Internshala
2. Or through LetsIntern.

If you are good at Communication and Marketing, then obvious choice would be MBA or PG Diploma in Marketing. Since you have percentage above 50% marks, you are eligible for any of both programs.

Tata Institute of Social Sciences (TISS). Its affiliated to University of Pune. The Institute is recognised as a Deemed University, primarily funded by the University Grants Commission (UGC). Subjects usually studied under this degree are Classical Sociological Theory, Understanding Contemporary Indian Society, Perspectives on Indian Society, Classical Perspectives on Cultural Anthropology, Methodologies of Social Research etc.

Hi Dhriti,
You may opt universities like Amity University, where you may choose journalism with psychology or psychology with journalism.

Bachelors in journalism and mass communication help you to get an entry in the fields of journalism, public relations, development communication, etc. You will become a reporter in newspapers and TV News channels for different bits like political, crime, sports, entertainment, developmental and finance. You will become a News Anchor after this course. You will be able to work in advertisement sectors. You may be a documentary maker or short-film maker after this course. There are a huge number of career options after the completion of the course.

Kindly visit this link:
https://www.shiksha.com/

Possibly, yes. Contact your college's office and tell them that you want to shift college and tell a genuine and valid reason for the transfer. They may be able to transfer you in same course if the seats are available there.

Study and practice the questions as there is no formula for getting good marks without hard work.
Good luck.

Kindly visit this link:
https://www.shiksha.com/mass-communication-media/articles/top-mass-communication-entrance-exams-conducted-in-india-blogId-11372

If you are based out of Kolkata, you can try St. Xavier's College. They have admission tests for admission.