Annelids

How many segments do leeches have?

• 35
• 33
• 36
• 34

All of the following body systems can be found in a segmented worm EXCEPT the _______.

• Circulatory

• Digestive

• Excretory

• Skeletal

 Segmented worms breathe by taking in oxygen from water through their______.

• Shells
• Skin
• Gills
• Lungs

Do annelids have a coelom?

• Yes
• No
• IDK

Which of the following is an example of a segmented worm?

• tapeworm
• roundworm
• Leech
• Planarian

The annelid digestive systems is ...

• incomplete
• complete
• closed
• opened

Circulatory system of annelids is

• full
• complete
• incomplete
• closed

Leeches are...

• endoparasites

• predators

• ectoparasites

• vectors for other diseases

Which of the following is a correct description of setae?

• bristle-like structures help earthworms move
• thickened segment of the earthworm’s body is used in reproduction
• dividing wall or membrane
• organ for excretion

Term that describes animals with a hollow, fluid filled cavity completely surrounded by a mesoderm

• acoelomate
• coelomate
• pseudocoelomate
• parasites