The human disease filariasis is caused by worms from which phylum? nematoda platyhelminthes annelida cnidaria mollusca

Answer: Nematoda

Filariasis is a disease that caused by infection of Filarioidea (superfamily) roundworm. The worm is coming from phylum Nematoda, class Secernentea, and order Spirurida.

Infection of this worm could cause elephantiasis. The vector of this infection is mosquito or flies.