Zoology Unit 3 - Nematoda, Mollusca, Annelida

What do Mollusks have that secretes a shell of CaCO₃?

• Foot
• Head
• Mantle
• Mesoderm

What type of circulatory system do annelids have?

• Open Circulatory System
• Closed Circulatory System
• They don't need a circulatory system
• They have both types

Which annelid has developed the ability to suck blood from other organisms?

• Oligochaeta
  (earthworms)
• Polychaeta
  (bristle worms)
• Hirudinea
  (leeches)
• Nematoda
  (roundworms)

Which structure aids in eating for a mollusk?

• siphon
• radula
• visceral mass
• ganglia

Which phylum do roundworms belong to?

• Molluska
• Annelida
• Nematoda
• Platyhelminthes

Which mollusk class would you see organisms moving using
"jet propulsion"?

• Gastropoda
• Cephalopoda
• Bivlavia
• Oligochaeta

Which class of mollusks is shown in the picture?

• Gastropoda
• Molluska
• Bivalia
• Polychaeta

A clitellum on an earthworm is associated with which system?

• Nervous
• Circulatory
• Reproductive
• Respriatory

Tags

NGSS.MS-LS1-4

Which class of mollusks do snails and slugs belong to?

• Gastropoda
• Bivalvia
• Cephalopoda
• Hirudinea

What do you call external bristles for movement in annelids?

• Parapodia
• Setae
• Foot
• Mantle