Gogoi said not only the state but the country had lost an outstanding archer.
A special team of Assam Police would conduct the investigations into the 22-year-old archer's death, official sources said.
Pratima's body was brought to the state yesterday and received at the Lokopriyo Gopinath Borodoloi International Airport here by senior officials of the sports department and Northeast Frontier Railway where she was an employee.
Later her body was taken to Malouguri village in Fakiragram area of Kokrajhar district where her father had demanded a second post-mortem.
Pratima was training at the ASI as part of the national camp.
She had represented the Indian team in several international championships and had won a gold medal in the Asian Grand Prix Championships at Seoul in 2008.