vocabulary and characteristics
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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| carapace | hard outer covering or case of certain organisms such as arthropods and turtles
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| rostrum | A forward extension of the carapace that protects the crustacean s well-defined head.
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| antennules | serve as feelers sensitive to touch, taste, and equilibrium
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| compound eyes | What kind of eyes do Crustaceans have?
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| chelipeds | first pair of legs in crayfishes that bear large claws that are modified to catch, pick up, crush, and cut food
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| exoskeleton | A body covering, typically made of chitin, that provides support and protection
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| swimmerets | small paired appendages located on the ventral surface of the abdomen of crustaceans used for swimming or reproduction
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| uropods | last pair of apendages that are flat structures which help the cray fish swim rapidly backwards
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| zoeae | Female blue crabs release their larvae, called ______________, during spring high tides.
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| crayfish | A freshwater animal that has a hard shell and prominent pincers.
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| nocturnal | Active at night
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| amphiopoda | shrimp look alikes and have no carapace
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| copepods | Many species are planktonic crustaceans, and are a source of food and fertilizer.
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| branchiopods | small crustaceans with segmented bodies and chitonous bodies (daphnia, and fairy shrimp)
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| daphina | small creatures that do not have a circulatory system. clear/see through exoskeloton
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| brine | a mixture of water and salt; the ocean or water from the ocean
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| cirripedia | subclass, barnacles, body has overlapping plates, feeds with cirri basket
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| barnacles | A sessile crustacean whose body is usually covered by plates composed of calcium carbonate.
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| chephalothorax | the body region of some arthropods that consists of a head fused with a thorax
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| maxillipeds | enable crayfish to taste and hold food.
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| regenerate | The ability of an organism to re-grow lost parts.
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| molting | Process in which an arthropod sheds its exoskeleton and manufactures a larger one to take its place
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| decapoda | Which Order: is the largest and has 5 pairs of appendages
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| aquatic | A term that describes an organism associated with a water environment.
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| calcium | *Substance found in oyster shells, limestone, chalk and the human body
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