The deceased was identified as Rumaiya Akhtar Rumi, 21, a second year student of political science department at Fulbari Government College. She was daughter of Badruzzaman of Badargonj upazila. .
Locals said they spotted a suspicious-looking sack in a canal of the area in the morning and informed police.
Later police recovered the body from inside the sack and sent it to Rangpur Medical College Hospital for autopsy.
Family members said Rumi left home for the district town on Saturday morning but did not return home.
Sadar Police Station officer–in–charge Sazedur Rahman said she might have been murdered in the night. Later, the killers put the body in the sack and dumped it in the canal.
“We’re looking into the incident and trying to identify the killers,” he said, adding a case was filed over the incident.