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BIOLOGY

JAMB 2011 - Question 8

Biology 2011 JAMB Past Questions - Question 8: The adult form of III is a vector of

Use the diagram to answer questions 6,7 and 8

The adult form of III is a vector of

A: cholera

B: . elephantiasis .

C: sleeping sickness

D: river blindness

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Correct Answer

Explanation

Adult female cuiex mosquitc transmits filarial worm whicfcauses filariasis or elephantiasis. Cholera is water borne disease c o n t r ac t e d b y d r i n k i n g contaminated water. It is caused by vibrio cholera. Sleeping sickness is caused by trypanosome (a protozoantransmitted by infected tsetsefly. River blindness also known as Onchocerciasisis caused by filarial worm called Onchocerca volvulus usually transmitted by blood sucking blackfly called simulium.