Animal Phyla Checkpoint

Which of the following phyla are asymmetrical, sessile filter feeders with porous bodies?

• porifera

• cnidaria

• mollusca

• echinodermata

• annelida

Which of the following a characteristic unique to phylum cnidaria?

• they are invertebrates

• they are sessile filter feeders

• they are capable of producing shells

• they have stinging tentacles

• they have exoskeletons

Which of the following are the only two phylum that have a deuterostome development pattern for their digestive system?

• Echinodermata & Chordata

• Mollusca & Annelida

• Porifera & Cnidaria

• Platyhelminthes & Nematoda

• Chordata & Porifera

This is a soft-bodied, animal with tapered ends. It shows repetitive segmentation. What phylum does this belong in?

• Platyhelminthes

• Nematoda

• Annelida

• Mollusca

• Echinodermata

This cartoonish-looking worm is an acoelomate. What phylum should it be classified in?

• nematoda

• platyhelminthes

• annelida

• cnidaria

• mollusca

This millipede has a hard exoskeleton and jointed legs. This belongs in the phylum:

• annelida

• mollusca

• arthopoda

• cnidaria

• echinodermata

This parasitic ascaris worm is totally smooth, no segmentation and is a psuedocoelomate. What phylum does it belong ?

• nematoda

• annelida

• platyhelminthes

• mollusca

• arthropoda

This (adorable) cephalized snail is soft-bodied and capable of making a shell. It belongs in phylum...

• annelida

• chordata

• echinidermata

• mollusca

• arthropoda

Which statements are accurate about classifying this crab? Select two:

• phylum arthropoda

• phylum echinodermata

• class myriapoda

• class chondrichthyes

• class crustacea

Which statements are accurate in classifying this blue shark, which has a cartilage-based skeleton? Select two:

• Phylum Chordata

• Phylum Echinodermata

• Class Chondrichthyes

• Class Osteichthyes

• Class Aves