DHAKA: Authorities of the National University (NU) on Monday expelled some 21 teachers for their negligence in examining scripts for five years.

A press release made the disclosure mentioning that the teachers made mistakes in examining papers of the Masters final part of the year 2010.

However, the identity of the teachers is yet to know.

Sources said in this regard that the university took the decision to make more transparent of taking test, examining scripts and accurate result publishing.

BDST: 1736 HRS, MAY 12, 2014