kingdoms
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| adaptation | a behavior or physical characteristic that allows an organism to survive or reproduce
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| fertilization | the joining of a sperm and egg
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| vertebrate | an animal that has a backbone
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| invertebrate | Animals without a backbone.
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| Bilateral Symmetry | One line that divides it into halves that are mirror edges.
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| Radial Symmetry | Many lines of symmetry that all go through a central point.
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| larva | An immature form of an animal that looks very different from the adult.
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| Cnidarian | Invertebrates that have stinging cells and take food into a central body cavity.
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| Polyp | The vase-shaped body plan.
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| Medusa | The bowl-shaped body plan.
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| Parasite | An organism that lives inside or on another organism.
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| Host | The organism in or on which it lives
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| Scavenger | Organisms that feed on dead or decaying material
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| Closed Circulatory System | Blood moves only within a connected network of tubes called blood vessels
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| Mollusk | Invertebrates with soft, unsegmented bodies that are often protected by a hard outer shell.
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| Open Circulatory System | the blood is not always inside blood vessels.
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| Gill | Organs that remove oxygen from the water.
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| Gastropod | The largest group of mollusk.
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| Cephalopod | An ocean-dwelling mollusk whose foot is adapted as tentacles that surround its mouth.
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| Bivalve | A second group of mollusks, that include oysters, clams, scallop, and mussels.
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| Herbivore | Animals that only eat plants.
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| Carnivore | Animals that only eat other animals.
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| Omnivore | Animals that eat both plants and animals.
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| Radula | A flexible ribbon of tiny teeth, to obtain food
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| Arthrodpod | A member of the arthropod phylum.
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| Exoskeleton | Outer skeleton
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| Molting | The process of shedding an outgrown exoskeleton.
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| Crustacean | An arthropod that has two or three body sections, five or more pairs of legs and two pairs of antennae.
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| Complete Metamorphosis | A type of metamorphosis characterized by four dramatically different stages.
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| Gradual Metamorphosis | A type of metamorphosis in which an egg hatches into a nymph that resembles an adult, and which has no distinctly different larval stage.
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| Arachnid | An arthropod with two body sections, four pairs of legs, and no antennae.
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| Insect | Arthropods with three body sections, six legs, one pair of antennae, and usually one or two pairs of wings.
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| Thorax | The section to which wings and legs are attached.
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| Pupa | The third stage of complete metamorphosis, in which an insect changes from a larva to an adult.
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| Nymph | An egg hatches into this stage.
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| Echinoderm | A member of the phylum echinodermata.
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| Endoskeleton | An internal skeleton that the skin of most echinoderms is stretched over.
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| Water Vascular System | The internal system of fluid-filled tubes in echinoderms.
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