Hello.
As you didn't mention the university/ college name, so information provided by us may disgruntled you somewhere, there are various universities/ colleges some of these take admission for BBA course on the basis of your class 12th score, and some prestigious universities /colleges takes admission on the basis of their own entrance exam or national level entrance exam, some of these entrance exams are mention below:

• CET BBA (national level test conducted by indraprastha University).
• SET (Symbiosis Entrance Test).
• NPAT BBA (national level test conducted by narsee monjee institute of Management Studies).
• AIMA UGAT (national level exam conducted by All India Management association).
• DU JAT (national level exam conducted by Delhi University).
• CUET (CHRIST UNIVERSITY ENTRANCE TETES, etc.

Best  of luck.