Hey Pampapathi! According to your query i have provided the list of government colleges in Bangalore offering MBA course. 

• Indian Institute of Management Bangalore
• Department of Management Studies, Indian Institute of Science, Bangalore
• Bangalore University, Bangalore
• Mount Carmel College, Bangalore
• Dr Ambedkar Institute of Technology, Bangalore

You can refer to the link for more details about colleges. 

https://bschool.careers360.com/colleges/list-of-government-mba-colleges-in-bangalore

Government Ramnarayan Chellaram College of Commerce and Management

Institute Of Business Management & Technology MBA College Bangalore

Maharani's Arts, Commerce and Management College For Women

BBA Colleges in Bangalore | Distance MBA College | Correspondence Colleges India | Business Schools

Government First Grade College, Vijayanagar

Dairy Science College, Hebbal, Bengaluru-560024

Xavier Institute of Management & Entrepreneurship, Bangalore