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5th Science Worms
5th grade test on worms
Term | Definition |
---|---|
Worms | invertebrates split up into three groups |
parasite | something that lives within a living thing and harms the living thing |
scavenger | a worm with a flat body and one body opening |
roundworm | a worm with a round body and two body openings (mouth and anus) |
segmented worms | worms split up into segments |
planaria | a flatworm that lives near or in water |
tapeworm | a segmented worm that is also a parasite |
hookworm | a roundworm that enters skin tissue |
leech | a segmented worm that sucks blood |
earthworm | a segmented worm that is the most advanced worm |
coelum | a raised part of an earthworms body protecting its internal organs |
setae | hairlike parts that help an earthworm move through soil |