Houseflies carry disease causing organisms on their bodies
(a) How do houseflies carry disease-causing microbes (or pathogens)?
(b) State any two ways of preventing disease spread by houseflies.
(a) How do mosquitoes carry disease-causing micro-organisms and spread diseases?
(b) Mention any three ways of preventing diseases spread by mosquitoes.
Houseflies carry the causative organisms of typhoid, dysentery, tuberculosis on their legs and mouth parts from faeces and sputum to the foods and drinks.
Carriers are organisms which carry disease-causing microorganisms on or in their body.
Which organism is the carrier of dengue virus?