Eleven people were killed and 24 wounded in separate bomb attacks in central and northern Iraq on Wednesday, the police said.

One of deadliest attacks occurred at about 8:45 a.m. local time (0545 GMT) when two booby-trapped cars went off in the east of Mosul city, some 400 km north of Baghdad, killing a total of nine people and wounding 16 others, a local police source told Xinhua on condition of anonymity.

Two soldiers and three policemen were among the wounded people, the source said, adding that some of the wounded were in critical conditions.

In a separate incident, a soldier was killed and two others injured when a roadside bomb struck their patrol in Abu Ghraib area, some 20 km west of Baghdad, a local police source told Xinhua on condition of anonymity.

In Iraq's northern-central province of Salahudin, a roadside bomb detonated near a police patrol in the southwest of the provincial capital city Tikrit, some 170 km north of Baghdad, killing a policeman and wounding another, a source from Salahudin' s operations command told Xinhua anonymously.

Also in the day, two civilians were wounded when a roadside bomb went off outside a popular restaurant in Bab al-Sharji district in central Baghdad, an Interior Ministry source told Xinhua on condition of anonymity.

In Iraq's eastern province of Diyala, three Iranian Shiite pilgrims were wounded when a roadside bomb detonated near their bus on a main road in Imam Wies area in northeast of the provincial capital city Baquba, some 65 km northeast of Baghdad, the source from provincial operations command anonymously told Xinhua.

In addition, Iraqi security forces carried out search operations across the province during the past 24 hours and arrested 17 suspects, including 14 wanted individuals, the source said.

Violence in Iraq has ebbed from its climax in 2006 and 2007 when sectarian conflicts pushed the country to the brink of civil war, but daily shootings and bombings still occur across the country.