Invertebrates 2
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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Mantle | Tissue that covers the internal organs of mollusks. It produces shell.
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Gill | Organ for exchanging gases with the environment under water.
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Open Circulatory System | Blood is not always contained in a vessel. Open spaces surround internal organs, which get "bathed" in blood.
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Radula | Teeth-like structures of snails.
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Gastropoda | Translated as "stomach-footed". The class of Mollusks which includes the snails
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Cephalo | Means "head"
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Cephalopoda | Translated as "head-footed". The class of Mollusks which includes a nautilus.
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Bivalvia | Translated "two doors". The class of Mollusks which includes clams.
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Annelida | Translated as "little rings". Also known as segmented worms.
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Molluska | Translated as "soft-bodied". Includes shelled creatures of the sea and land snails.
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Setae | Bristle-like structures on earthworms used for grasping the walls of their burrow.
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Crop | Organ for holding food from the mouth.
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Gizzard | Organ for holding food from the crop. Acts like a stomach to grind food mechanically and chemically.
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Oligochaeta | Translated "few bristles". The class of Annelids that includes earthworms.
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Polychaeta | Translated "many bristles". The class of Annelids that includes marine worms.
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Hirudinea | The class of Annelids that includes leaches.
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Arthropoda | Translated "jointed legs". The phylum of creatures that includes insects, crustaceans, arachnids, and centipedes/millipedes.
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Thorax | The part of an insect body to which the legs are attached.
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Exoskeleton | Hard outer covering used for protection and provides camouflage.
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Spiracles | Holes found in the exoskeleton of insects through which gases are exchanged.
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Metamorphosis | The transformational change of insects from eggs to adults.
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Echinodermata | Translated "spiny-skinned". Phylum of creatures that includes seas stars, brittle stars, sand dollars, and sea urchins.
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Tube Feet | Used by echinoderms to move about.
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Water-Vascular system | A system for the exchange of gases and metabolic wastes through exposure to water.
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Created by:
MrGross
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