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What organism's body is a hollow tube? Sponge
Most sponges are __________ and __________ Asymmetrical and Sessile
What do sponges often have for protection and support? Spicules
What do the collars-cells have that help move water into and through the sponge? Flagellum
Most Cnidarian fossils are ______. Corals
Most Cnidarians live in _______ water. Salt
Most cnidarians have ______ body forms. Two
The polyp is _______ shaped and sessile. Vase
The medusa is ______ shaped and free swimming. Bell
What do most cnidarians have to help capture food? Stinging cells with tentacles
Cnidarians are ______. Predators
Worms are _____ with soft bodies, bilateral symmetry, and three tissue layers organized into organs and organ systems. Invertebrates
What are free-living flatworms that feed on small organisms or dead bodies of larger organisms. Planarians
Most flukes reproduce ______. Sexually
Flukes cause __________ a potentially fatal blood disease, in humans. Schistosomiasis
Flukes are _______ with a complex life cycle that requires more than one host. Parasites
Tapeworms live ______ of a host animal. Intestines
Tapeworms absorb food digested by the _______. Host
Flatworms have ________ symmetry. Bilateral
What are roundworms called? Nematodes
What are the two body openings in roundworms? Mouth and Anus
What do roundworms kil? Pests
Roundworms are essential in developing what? Healthy soil
Study how a tape worm eats DON'T FORGET!!!!!
Study the life cycle of a fluke (steps 1-5) DON'T FORGET!!!!!!
Study the Cnidarian life cycle DON'T FORGET!!!!!!
Study Study the sponge diagram DON'T FORGET!!!!!
Created by: cmitt