" Cholera is caused by "

Fowl cholera is cauused by:

Fowl cholera is caused

Cholera is due to

Cholera is due to

Cholera is due to

Cholera is marked by acute diarrhoea and no urination

Cholera is accompanied by:

A bacterial disease cholera is accompanied by

Among the following diseases Poliomyelitis, Chikungunya, Hansen's disease, cholera, Mumps, Hepatitis A. How many of the above, mentioned disease is caused by virus?