Question

Classify the following animals into their phyla giving one reason earthworm scorpion starfish

Answer 1

earthworm:Annelida(body is segmented)

scorpion:Arthropoda (open circulatory system)

starfish:Echinodermata (free living marine animals)

Answer 2

- Earthworm – Phylum Annelida

Because they have segmented body, without any proper system  

- Scorpio- Phylum Arthopoda  

Because they have joint legs and the word artho means joint and pods mean legs. This phylum contains a hug variety of organisms

- Star fish – Echinoderm

Because they have small spicules or spine on the body of animals under this phylum