Question
List the features of Phylum Platyhelminthes (Flatworms) of the Animal Kingdom?
Solution
Phylum Platyhelminthes (Flatworms)
Main Features:
(i) Their body is dorsoventrally flat and leaf-like or ribbon like.
(ii) Body symmetry is bilateral that is left and right half have the same design.
(iii) They are mostly hermaphrodite.
(iv) Body cavity or true coelom is absent.
(v) There are three layers of cells from which differentiated tissues can be formed. So, animals are triploblastic.
(vi) They are either free living or parasitic.
Examples. Planaria, Fasciola (liver fluke) and Taenia solium (tape worm) are parasitic.
