Locals disrupted vehicular traffic for over six hours when the body of jawan Mukesh Kumar Singh reached his native Sonversa village here, officials said.
The jawan's family members demanded a CBI inquiry into his death and conferment of the status of a martyr on him, they said.
Rajesh Singh, the brother of the BSF para-trooper, told PTI that Mukesh had worked out an arms smuggling case on February 22.
Mukesh had called his family recently and expressed apprehensions that he might be murdered, he said.
Reports said the BSF jawan, who was suffering from depression, had shot himself with his service rifle and died instantly on February 26 in Kalyani area in West Bengal.