At least ten people were killed and 27 injured in militant attacks that rocked two provinces in Afghanistan on Monday, officials said.In the incident which rocked Mazar-e-Sharif city on Monday morning, four people, including the attacker, were killed and 18 army personnel injured, Xinhua quoted an official as saying.A terrorist blew himself up next to a bus carrying army personnel in Mazar-e-Sharif city on Monday, killing three army personnel and injuring 18 others, provincial government spokesman Farhad Muneer said.The Taliban militant group has claimed responsibility for the attack.In another attack, a blast in Yahya Khil district of Paktika province left six people dead and nine injured, an official said.The blast occurred in front of a bakery around 12.30 p.m. (local time) on Monday, the official said.All the victims were civilians, the official said, adding no security personnel were present at the site when the blast occurred.Blaming Taliban for the bombing, the official said the armed insurgents were attempting to terrorise the people by conducting subversive activities.