Phylum platyhelminthes are mostly what?
Options:
- (A) animals
- (B) engorged
- (C) fungi
- (D) infected
- (E) parasitic
- (F) insects
- (G) huge
- (H) free living OK. Let's think hard:
Flatworms belong to the phylum Platyhelminthes. Most of the flatworms are parasitic, although the Turbellaria are free-living in fresh water. Phylum Platyhelminthes are mostly parasitic.
So, the final answer is (E).