A girl studying SSLC in Government Higher Secondary School in Krishnapuram sustained head injury after she was allegedly beaten by a Mathematics teacher on Thursday.

Police sources said that M. Soumiya (15) of Vaguthapatti village was allegedly beaten by S. Mahendran with the examination pad during the weekly test conducted on Thursday.

The girl sustained cut injury on the head above the left ear. The teacher immediately took her to a private hospital and the wound was closed with two stitches.