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30 Cards in this Set

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Poriferan
pore-bearing
Metamorphosis
When an insect goes through it's life cycle. There are 4 stages
Roundworms
Nematodes
Larva
The second stage of metemorphisis.
Pores
Holes in the sponge
Arthropod
Have jointed legs and an exoskeleton
Pheromones
powerful chemicals that connot be smelled by a human that attract a mate
Nematocysts
Stinging cells on the tentacles that surround the mouth of most coelenterates
Pupa
The third stage of metamorphosis
Flatworms
Platyhelminths
Nematodes
Roundworms
Vertebrate
animal with a backbone
Radula
resembles a file used to file wood that files off bits of plant matter so the univalve can eat it
Regeneration
The ability of an organism to regrow lost parts
Invertebrate
any animal without a backbone
Gizzard
Grinds up food and then passes it into the worm's intestines
Setae(singular: seta)
bristles on the segments of the earthworm to help it to pull itself along the ground
Camouflage
Blending into the surroundings
Fertilization
The process when the sperm of each worm unites with the eggs of the other worm
Host
the animal that the tapeworm lives on
Gill
Special structures that get oxygen for the crustacean
Platyhelminths
Flatworms
Mollusk
Soft fleshy body which most of the time has a hard shell
Echinoderm
Invertebrates with rough spiny skin
Crop
A sacklike organ that stores food.
Exoskeleton
when the skeleton is on the outside of an animal
Segmented Worms
Annelids
Annelids
Segmented Worms.
Mantle
Part of the Mollusk that makes the material that makes up the hard shell
Coelenterate
Have a central body cavity with one opening