Question 2 (d)
The most common carriers of communicable diseases is

a) ant
b) housefly
c) dragonfly
d) spider

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Solution

The answer is (b).
The most common carriers of communicable disease is a housefly.

A communicable disease (also known as contagious disease) is any disease that is spread from one person to another. House flies are known as the carriers of communicable diseases.House flies carry disease-causing pathogens on their legs and the small hairs that cover their bodies.It takes only a matter of seconds for them to transfer these pathogens to food or touched surfaces.The diseases carried by house flies include typhoid, cholera and dysentery.

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The most common carrier of communicable diseases in :

(a) ant (b) housefly (c) dragonfly (d) spider

Tick the correct answer:

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(i)Sodium bicarbonate (ii) Streptomycin (iii)Alcohol (iv) Yeast

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____ is the most common carrier of communicable diseases.

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