<prompt> Point source epidemic tends to-Continue over one incubation periodProduce multiple peaks in the epidemic curveBe explosiveTail gradually  <response>: .point source epidemic tends to be explosive,there is clustering of cases within a narrow interval of time.and all the cases develop within one incubation period of disease.when we consider the epidemic curve,it rises and falls rapidly with no secondary waves. ref:park;s textbook ,22 nd edition,pg no 62 