Question

Give the general character of phylum platyhelminthes

Answer 1

1. Fertilisation is internal.
2. Their body is dorsoventrally flattened.
3. They exhibit bilateral symmetry.

Answer 2

Characteristics of platyhelminthes

(a) These are flat worms.

(b) Most of them are parasites.

(c) Animals are triploblastic

(d) No true internal body cavity.

E.g., Tapeworm, planaria, Liver fluke.