Multiple choice

Star fish belong to:

  1. protozoa

  2. amphibia

  3. reptilia

  4. echinodermata

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Starfish, or sea stars, belong to the phylum Echinodermata, which is characterized by radial symmetry and a water vascular system. They are marine invertebrates and are not related to fish (which are vertebrates). Amphibians and reptiles are also vertebrates and belong to different classes.