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science ch. 12

TermDefinition
bioluminescence The production of light by living things
cnidarian aquatic invertebrates such as jellyfish and corals
coral type of cnidarian; exist only as polyps and catch plankton with their tentacles
coral reef hard mineral exoskeleton that over time builds up
endoskeleton internal skeleton
jellyfish type of cnidarian; exist in medusa form and prey on zooplankton & eggs and larva of fish
medusa a bell-shaped body form. It is typically able to move.
polyp a tubular body form. It is usually attached to a surface and unable to move.
sponge type of cnidarian; a porous body with many holes in it
flatworm invertebrate in Phylum Platyhelminthes; it has a flat body; parasite
roundworm invertebrates in Phylum Nematoda; it has a round body with a partially filled body cavity; parasite
annelid worms; segmented bodies
mollusk invertebrates; most have shells
arthropod invertebrates in the Phlyum Arthropoda;3 body segments, a hard exoskeleton, & jointed appendages
cocoon silky case spun by larvae of many insects for protection in the pupal stage
incomplete metamorphosis arthropods that don't go through larval stages but rather grow larger until they reach adult size
insect majority of arthropods; have 6 legs & multiple head appendages and sensory organs
metamorphosis changing into the adult form
molting the shedding of the exoskeleton
pupa an insect in its immature form between larva and adult
echinoderm ocean dwelling invertebrates in Phylum Echinodermata
lancelet invertebrate chordates; they retain all 4 defining traits as adults
tunicate invertebrate chordates that lose some of the 4 defining traits by adulthood
Created by: tmanfred