6. A person is suffering from watery diarrhoea, effortless vomiting without nausea, and loss of several litres of fluid take place within hours. Name the disease and its causal organism.
(i) The person is suffering from cholera and it is caused by bacterium Vibrio cholerae. (ii) Preventive measures to avoid this disease are: (a) Boiled water and cooked food should be taken in cholera prone areas. Good personal hygiene and proper sanitation in the community is necessary for protection against cholera
