Question

5) How
Or
How does epidemic spread ? Explain. for 5 marks​

Answer 1

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Epidemics of infectious disease are generally caused by several factors including a change in the ecology of the host population (e.g., increased stress or increase in the density of a vector species), a genetic change in the pathogen reservoir or the introduction of an emerging pathogen to a host population.

Answer 2

Answer:

An epidemic is the rapid spread of large number of people in a given population within a short period of time.