Superintendent of police M Iqbal Hossain said five people were killed and two others injured as a bus hit a battery-run easy bike from behind in Kusarpara area under Porsha upazila of the district this noon.
Three of the deceased were identified as Abdus Salam, 48, Ashraful Islam, 42, and Hira Begum, 60, residents of Kasba-Bora village of the upazila.
The injured were sent to a local hospital.
In another accident a man was killed as a truck ran over him in Najipur Bazar area under Patnitala upazila of the district this morning.
The victim was identified as Ramjan Ali, 50.