Echinodermata Quiz

With regard to body cavities, how are echinoderms classified?

• Deuterostome coelomate
• Protostome coelomate
• Deuterostome acoelomate
• Protostome acoelomate

By what process will starfish regrow an arm torn off by a predator?

• Reconstructive meiosis
• Regeneration
• Tissue regenesis
• Mitotic restoration

What type of skeleton do echinoderms have?

• Exoskeleton
• Hydrostatic skeleton
• Endoskeleton
• Mesenteric skeleton

What type of symmetry do larval echinoderms exhibit?

• Asymmetry

• Radial symmetry
• Bilateral symmetry
• Trilateral symmetry

What type of symmetry do adult echinoderms exhibit?

• Asymmetry
• Radial symmetry
• Bilateral symmetry
• Trilateral symmetry

What does the term echinoderm mean?

• tube feet
• star shaped
• spiny skin
• stomach foot

What organ is coming out of the sea star?

• cardiac stomach

• pyloric stomach

• intestines

• lungs

Common name is....

• Sand dollar

• Brittle Star

• Sea Star

• Sea Urchin

Common name is....

• Sand dollar

• Brittle Star

• Sea Star

• Sea Urchin

Tags

NGSS.MS-LS4-2

What letter is pointing to the Ring Canal

• A

• B

• C

• AB