Islamabad, Oct 20 : Two bomb explosions on a university campus in Islamabad have reportedly killed 15 persons and left 10 injured.

"It was a bomb blast. It was inside the Islamic university building. There was another one a few minutes later,” a police official was quoted as saying.

According to reports, ten persons were injured in the blasts, including three critically.

One of the explosions took place in the university''s Shariya block, while another took place in the girls’ cafeteria.

No group has claimed responsibility for the attack so far.

The blast comes as the Pakistani Army continues its offensive against militants in South Waziristan.

On Monday, in the wake of a series of terror attacks across Pakistan, the Pakistan Government decided to close all schools and colleges for at least a week. (ANI)