Marine Science Final
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Phylum Cnidaria | Cnidocytes-stinging cells used for protection
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| Phylum Cnidaria | Radial symmetry
Mesoglea- separate 2 tissue layers
Gastrovascular Cavity-space in middle of body for digestion and reproduction
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| Body Forms Phylum Cnidaria | Polyp- attached with tentacles up (ex. Sea anenome)
Medusa- free floating with tentacles down (jellyfish)
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| Phylum Arthropoda | Krill, lobster, crab, shrimp
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| Phylum Arthropoda | Jointed appendages
Segmented bodies
Chitin exoskeleton
Bilateral symmetry
Crayfish use chelipeds to grasp food
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| Phylum Arthropod Class Merostomata | Horseshoe crabs
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| Phylum Cnidaria | Corals, anenomes, sea fans, jellyfish
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| Phylum Arthropod Class Pycnogonida | Sea spiders
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| Phylum Arthropoda Subphylum Crustacea | Barnacles, krill, crab, shrimp, lobster
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| Phylum Echinodermata | Sea urchin, sea cucumber, sand dollar, brittle stars, sea stars, crinoids
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| Phylum Echinodermata Characteristics | Radial symmetry
Spiny skin
Water vascular system
Tube feet - used for movement and digestion
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| Phylum Annelida | Polychaete worms
Nephridia- water regulating tubes
Segmentation
Among most common marine organisms
Found living in ocean depths, floating free near surface, or burrowing in mud and sand of beach
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| Phylum Ctenophora | Comb jellies
Not a member of Cnidaria
Rows of cilia
No cnidocytes- can't sting
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| Phylum Mollusca | Mantle- muscular bad that surrounds visceral mass and secretes calcium carbonate she'll
Muscular foot- movement
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| Phylum Mollusca | Radula- tongue-like structure with scraping teeth for feeding
Trochophore larvae- free swimming , with several bands of cilia
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| Phylum Mollusca | Shell- encloses, supports, and protects the soft part of animal
Cephalization (cephalopods)- head-foot
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| Phylum Mollusca Class Gastropoda | Sea hares, snails, conchs, whelks, nudibranches (sea slug)
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| Phylum Mollusfa Class Bivalvia | Oysters, clams, mussels, scallops
Filter feeders, adductors hold 2 shells together
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| Phylum Mollusca Class Cephalopoda | Squid, octopus, cuttlefish, nautilus
Developed brain
Most intelligent is thought to be the octopus
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You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
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