Which one of the following belongs to Phylum Platyhelminthes?
The correct option is D
Plasmodium and Trypanosoma are protozoans, which belonging to the Kingdom Protista. Hence, they do not belong to the Animal Kingdom. Wuchereria is a parasitic roundworm, belonging to the Phylum Aschelminthes. Fasciola is a flatworm and hence, belongs to Phylum Platyhelminthes.