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Worm Annelids

annelids

QuestionAnswer
what domain do earthworms belong to? eukarya
what kingdom do earthworms belong to? animalia
what phylum do segmented worms belong to? annelida
are earthworms flatworms, roundworms, or segmented worms? segmented
Do segmented worms have an open or closed CIRCULATORY system closed
Do segmented worms have a complete or incomplete DIGESTIVE system? complete
blood remains in vessels in which type of circulatory system? closed
which type of symmetry do all worms have? bilateral
which type of body cavity do segmented worms have? coelomate
Do earthworms use sexual reproduction? yes
Do earthworms use regeneration, a form of sexual reproduction? yes
Do earthworms have separate sexes (are they dioecious)? no
Are earthworms monoecious (are they hermaphrodites)? yes
What are the "hearts" in an earthworm called? aortic arches
How many "hearts" do earthworms have? 10 or 5 pairs
Which digestive organ stores food? crop
Which digestive organ grinds food? gizzard
Which digestive organ comes next: pharynx, esophagus, _________ crop
Which digestive organ comes after the gizzard? intestine
What structure in the intestine increases surface area for more efficeint nutrient absorption? typhlosole
Created by: Mrs. Bridgman
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