Biodiversity
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| show | Greatest number are insects. Characteristics that they share are: segmentation, hard exoskeleton, jointed appendages. Four subphyla: Trilobitomorpha, Cheliceriformes, Uniramia, Crustacea.
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| Subphylum Chelicerata | show 🗑
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| show | Horseshoe crabs.Bridge to medical discovery- principles of vision & screening for diseases. Covered with single sheet of exoskeleton- CARAPACE. Book gills- areas of gas exchange, blood circulates & oxygen is removed from water. Telson- Long tail spike.
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| show | Spiders, scorpions, ticks, mites. Have a pair of chelicera, pair of pedipalps, 4 pairs of legs. Gas exchange through book lungs- modified & internalized book gills.
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| Subphylum Uniramia | show 🗑
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| Class Insecta | show 🗑
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| Spiracles | show 🗑
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| Hemocoel | show 🗑
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| Malpighian tubules | show 🗑
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| show | Esophagus- narrow extension of mouth- crop stores food until pass into the gastric ceca- fingerlike pouches that connect the crop to the stomach, secrete digestive enzymes- food absorption. Travels to stomach, then intestine, into rectum, & through anus.
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| Subphylum Crustacea | show 🗑
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| Class Malacostraca | show 🗑
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| show | Indentation on the carapace- separates the 2 regions of the cephalothorax.
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| show | Point at the anterior portion of the head formed by exoskeleton
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| Uropods | show 🗑
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| show | Tude that leads from the ovaries to the ventral surface of the animal.
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| show | 1. Cardiac- grinds food. 2. Pyloric- contains enzymes to further digest food.
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| Green glands | show 🗑
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| show | Sea lilies, feather stars, brittle stars, sea stars, sea urchins, sea cucumbers, sea daisies. 5 pointed (pentamerous) radial symmetry in adults, complex water vascular system, calcareous ossicles which form endoskeleton, mutable connective tissue.
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| Class Asteroida | show 🗑
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| Body surface of sea star | show 🗑
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| show | Found interspersed b/w spines & function in respiratory capabilities. non-calcified
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| show | 2 or 3 calcium carbonate valves that can open or close. Function to remove unwanted debris or organisms from the surface of the animal.
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| Madreporite | show 🗑
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| Ambulacral grooves | show 🗑
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| Perivisceral coelom | show 🗑
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Created by:
Cediana Studying
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