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Invertebrates

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
what is the simplest type of invertebrate?   sponges  
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what are sponges make-up?   cells  
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These are stinging cells attached to tentacles that surround a mouth openning.   nematocysts  
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The phylum that contain jellyfish, hydra, and sea anenome   Cnidarians  
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Cnidarians are made up of   tissues  
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These invertebrates have an embedded calcium structure found under its skin.   Echinoderms  
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The name Echinoderm means   spiny-skinned  
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This order of Arthropods have eight legs with no antennae or wings.   Archnids  
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This order of Arthropods have wings and four legs. They make-up the greatest number of animals in the Animal Kingdom.   Insects  
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Lobster, crawfish, and shrimp are found in this order of Arthropods   crustaceans  
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Worm phlyum that are parasitic with an one openning digestive tract   flatworm  
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Segmented worms have a closed-circulatory system with blood vessels   annelids  
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The sponge phylum   Porifera  
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These soft-bodied invertebrates are protected by a shell   Mollusk  
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Tapeworms are an example of this type of worm   Flatworm  
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Nematodes are example of the tube-shaped body worm   Roundworm  
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These invertebrates are protected by an exoskeleton and have jointed appendages   Arthropod  
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Sea stars, sea urchin, and sea cucumbers are examples found in this phylum   Echinoderm  
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This is the category that follows Order   Family  
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This is the category that follows Kingdom   Phylum  
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This is the category that follow phyllum   Class  
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Cnidarians have this type of symmetry   radial  
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All worm phyla have this type of symmetry   bilateral  
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A sponge has this type of symmetry   asymmetrical  
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Echinoderms have this type of symmetry   radial  
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