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Life Science Chapter 13 TEST Review

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Question
Answer
An animal without a backbone...   Invertebrate  
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An animals with a backbone...   Vertebrate  
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Body parts arranged in a circle...   Radial Symmetry  
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Remains attached to one place for a life span...   Sessile  
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Located on inside of a sponge, help water movement...   Collar Cells  
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Replacing body parts...   Regeneration  
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Animals that produce both sperm and eggs...   Hermaphrodite  
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Young organisms...   Larvae  
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Body plan that is shaped like a tube or vase...   Polyp  
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Body plan that is bell-shaped...   Medusa  
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Young worm with a protective covering...   Cyst  
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A vertebrate is defined as having a(n) ______________________   Backbone  
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An animal with ___________________ has its body parts arranged in the same way on both sides of its body   Bilateral Symmetry  
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Early scientists classified sponges as ___________   Plants  
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Most sponges have _________________   Asymmetrical Form  
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The body of a sponge is covered with many small openings called __________________   Pores  
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Their __________ help sponges to filter feed   Collar Cells  
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The bodies of many sponges contain sharp structures called _______________   Spicules  
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Sponges reproduce ____________   Asexually and Sexually  
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Most cnidarians live in _______________   Oceans  
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All cnidarians have ______________   Radial Symmetry  
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Cnidarians reproduce _____________________   Asexually and Sexually  
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Flatworms and roundworms have______________ symmetry   Bilateral  
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Tapeworms lack _________________ systems   Digestive  
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Heartworm is a disease in dogs caused by _________   Roundworms  
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____________ can be prevented by thoroughly cooking pork   Trichinosis  
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Animals cannot make their own ___________   Food  
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Animals must ____________ the food they consume   Digest  
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Animals are capable of __________________   Locomotion  
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Animals are ________________   Multicellular  
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Animals are ____________________, having a membrane-bound nucleus   Eukaryotic  
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Are simple, have hollow-tubed body, pores, collar cells and spicules   Sponges  
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Can have either a polyp or medusa shaped body plan, stinging cells, nerve net, and tentacles   Cnidarians  
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Have a flat body, three tissue layers, mouth and pharynx   Flatworms  
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Made up of a tube within a tube, three tissue layers, mouth and anus   Roundworms  
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Scientists classify sponges based on the ____________ that makes up their skeletons   Material  
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Sponges are members of phylum _______________   Porifera  
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The body plans of Cnidarians are the polyp and the ______________   Medusa  
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A _______________ must live off another living organism   Parasite  
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An animal that does not require a host is referred to as _______________   Free-Living  
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