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Invertabrates quiz
Vocab
Term | Definition |
---|---|
Appendages | structure such as claws and and antennaethe grows from the body |
arthropod | animals that have appendages, an exoskeleton, and bilateral symmetry |
closed circularity system | blood carried through blood vessels |
cnidarian | hollow bodied animals that have radial symetry and two celled layers of tissue |
exoskeleton | a hard body covering that protects an arthropod and reduces water loss |
gill | organs in which carbon dioxide is exchanged for oxygen |
invertabrate | animals without backbones |
mantle | a thin layer of tissue that cover a molluks's body |
medusa | type of cnidarian that has has a free swimming bell shaped body |
metamorphasis | the prosess in which insects completely change their form |
mollusk | soft bodied animals that usually has a shell has a foot and a mantle |
open circularity system | a system in which blood washed over the organs |
polyp | a type of cnidarian that has a vase shaped body |
radula | a scratchy tounge like organ used to scrape off bits of food |
symetry | the arangement of individual parts of an object |