Invertebrates Review

What phylum uses nematocysts (or stinging cells) to catch prey for food?

• Echinodermata

• Cnidaria

• Porifera

• Mollusca

What phylum contains animals that have an internal skeleton with a thin outer layer of skin?

• Nematoda

• Echinodermata

• Mollusca

• Annelida

Tags

NGSS.MS-LS4-2

What phylum only has specialized cells and not tissues or organs?

• Porifera

• Platyhelminthes

• Arthropoda

• Echinodermata

Which of the following are phyla that contain worms? Select all that apply.

• Cnidaria

• Nematoda

• Platyhelminthes

• Annelidia

• Mollusca

Which phylum has a hard exoskeleton made of chitin and is composed of three segments?

• Arthropoda

• Echinodermata

• Annelida

• Cnidaria

Which phylum has a muscular foot that allows them to move or burrow?

• Porifera

• Cnidaria

• Mollusca

• Echinodermata

Which phylum has the ability to regenerate parts of body?

• Arthropoda

• Platyhelminthes

• Echinodermata

• Arachnid

Which phylum contains species that are completely sessile?

• Arthropoda

• Mollusca

• Porifera

• Nematoda

Which phyla have radial symmetry? Select all that apply.

• Arthopoda

• Cnidaria

• Porifera

• Mollusca

• Echinodermata

Which phylum contains animals that may have shells that can produce pearls?

• Platyhelminthes

• Mollusca

• Arthropoda

• Myriapoda