Hey Sachidanand, 

BA in Socialogy is an Undergraduate Bachelor's Degree Programme.It mainly deals with enriching a student's knowledge about social science with respect to the society we are living, the psychological aspects of people and also the life of a human being.It is a three year undergraduate course divided into six semesters. Admission is based on merit while some colleges prefer entrance exams as usual.Pass in any 10+2 stream minimum 50%aggregate is the eligibility criteria.

Some of the colleges with BA sociology programme are:

• Lady Shri Ram College for Women 
• Miranda House College
• Jesus and Mary College
• Hindu College
• Maulana Azad College 
• Ashutosh College
• Institute for Excellence in Higher Education 
• University of Lucknow
• Maharaja Agrasen College 

These colleges come with a low fee structure with good teaching faculties and placements.

Best of luck.