What is the admission procedure for M.Sc in chemistry? Is there any entrance exam for it? If yes, is the exam held in Mumbai only?

Hello, There are different entrance exams conducted by different institutions like: 1) IIT JAM conducted by different IITs every year for M.Sc chemistry and integrated PhD. 2) TIFR GS conducted by TATA Institute of Fundamental Research 3) Other state university entrance exams like Pune Universit