<prompt> Recurrent genital ulcer is caused byHSV 1HSV 2HSV 3HSV 4  <response>: Ans. is b i.e., HSV 2 o Most common cause of recurrent genital ulcer is HSV.o Infact, the characteristic feature of Herpes genitalis is that it is recurrent,o Genital ulcer is caused by HSV 2. 