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annelids
annelida notes
6
Biology
7th Grade
04/24/2012
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Term
what are the 3 types?
 Definition
1. earthworm
2. bristle worms
3. leech
Term
what is significant about their bodies?
 Definition
segmented
Term
describe their circulatory system.
 Definition
closed (have blood vessels)
Term
nervous system?
 Definition
have ganglia and simple brain
Term
how do they reproduce?
 Definition
sexually: external fertilization
Term
how do they eat?
 Definition
scavengers (earthworms eat soil) and carnivores and parasites
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