Annelids

What class / subclass?

• Oligochaeta 
• Polychaeta
• Hirudinea

What class / subclass?

• Oligochaeta 
• Polychaeta
• Hirudinea

What class /subclass?

• Oligochaeta 
• Polychaeta
• Hirudinea

Earthworms have setae, which are like bristles that help them ___.

• move
• eat
• reproduce

A stiff hair, bristle or bristle like process or part on an organism

• Ganglia
• Setae
• Parapodia
• Nephridia

Which structure is NOT associated with digestion?

• Gizzard
• pharynx
• nephridia
• crop

Which of the following is a thickened segment of the earthworm’s body is used in reproduction?

• Septa
• Setae
• Clitellium
• Ganglia

Which of the following is a structure related to excretion in worms?

• Ganglia

• Gizzard

• Nephridia

• Crop

The leg-like structures seen in polychaetes are called

• Setae
• Parapodia
• Antennae
• Trochophores

Leeches are considered

• parasites
• filter feeders
• poisonous
• predators