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Nick Petro
Blume Ch 12.3
Question | Answer |
---|---|
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 |