Multiple choice Which of the following pairing is correct? Housefly - yellow fever Culex - filariasis Sandfly- amoebic dysentery Bedbug - kala azar Reveal answer Fill a bubble to check yourself B Correct answer Explanation Filaiasis or elephantiasis is caused in man by a blood and lymph nematode parasite Wuchereria transmitted form man to man by female Culex.