Is the entrance exam of BBA LLB and BA LLB same or is there a difference between the two?

Bachelor of arts, economic, history, political Science, legislative law,. .

The exam is one and the same. In BA LLB you are required to deal with the subjects of arts like history, political science and international relations, sociology, economics, English, etc. in addition to the law subjects. While in BBA LLB you come across subjects of business management like accountin

Law exam is conducted same for both. But the choice to take a course depends on you. If the university offers you the courses as HNLU just has BA LLB course but GNLU have BALLB, B.Sc. LLB, BBA LLB and 2 more courses, then it is on to you to choose the course.

Every state has their own PSC Lawset.

Entrance Examination conducted by various universities is same for BBA-LLB and BA-LLB.

Yes, it is same for all NLUs. However, you might be asked to fill up preference while filling up the form.