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33-2 Quiz

QuestionAnswer
Polymorphism more than one body form
Polyp Tube with tentacles around the mouth, vase-shaped, sessile
Shape of Medusa? Umbrella/bell shape, tentacles around mouth, motile, free-swimming
Nematocysts Stinging cells, a type of cnidocyte organelle
Cnidocytes specialized cells used for defense and capturing prey.
Gastrovascular cavity makes enzymes, extra-cellular digestion
Nerve Net a diffused web of interconnected nerve cells
Planula a ciliated larva
Coral reefs large, rocklike formations
colloblasts they secrete a sticky substance that binds to their prey.
Apical organ enables ctenophores to sense their orientation in the water.
Bioluminescence production of light by means of a chemical reaction.
Cnidaria have no ________ or nervous system Cephalization
Cnidaria have a _______ around their mouth Nerve net
During asexual reperoduction, Cnidaria have budding from polyps or medusae
During sexual reproduction, Cnidaria ___________ Medusae release sperm & eggs, some monoecious, some dioecious, and larvae free-swimming
Four classes of cnidarians: Hydrozoa, Cubozoa, Scyphozoa, and Anthozoa
Created by: maicey.m
 

 



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