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Nick Petro

Blume Ch 12.3

QuestionAnswer
Planarians can reproduce ________ and ___________. Asexually and sexually
What are parasites that live in the intestines of the host animal? Tapeworms
Flukes are parasites with a complex __________. Life Cycle
_____ appeared early in animal evolution. Roundworms
Are flatworms vertebrates or invertebrates? Invertebrates
_______ are free-living flatworms that feed on small organisms or dead bodies of large organisms. Planarians
What animal was probably the first to have the bilateral symmetry? Flatworms
What is another name for roundworms? Nematodes
Some roundworms are beneficial because they kill _____. Pests
Roundworms produce healthy __________. Soil
Many roundworms are plant and animal ______. parasites
What disease can roundworms cause? ` Trichinosis
How do tapeworms absorbe food? They absorbe the food digested by the host animal
Tapeworms produce _______? Body Segment
Where do many planarians live? Under rocks, on plant material, or in fresh water
Flatworms are usually parasites but some are _____ organisms. Free-Living
Most flukes reproduce _______. Sexually
Flukes cause _________. Schistosomiasis
The fertilized eggs pass out of the host's body and can ____ another host. Enter
Created by: nickpetro9
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