What are the entrance exams I need to prepare for law in India?

Hey.

If you are interested in 5 year Integrated course of Law after 12th then the entrances you can go for are-

CLAT- All National Law Universities

AILET- National Law University Delhi

SLAT- Symbiosis Law School

LSAT- All Private Law colleges

IPU CET- IP University

PU BA/BCOM LLb- Panjab University, Chandigarh

MHCET- GLC Mumbai, ILS Pune, and other law colleges in Maharashtra

Christ University

TS LAWCET

Etc

For 3 year LLB- DU LLB, PU LLB, BHU LLB, PULLB, LSAT, SLAT etc.

Best of luck.

Hey there in order to pursue a career in law you'll have to prepare for CLAT for national law university AILET(NLU Delhi), IPU for Indraprastha University, SET and DU LLB for faculty of law.
These are the top universities for BA LLB or BBA LLB in India.
Other than these, there's Amity University which is also a good option.