8. Hermatypic corals have mutualistic algal cells in their tissues called corall

Question

8. Hermatypic corals have mutualistic algal cells in their tissues called coralline algae B. zooxanthellae C. kelp D euglena 9. Throughout most cnidarian groups, the basal or pedal disc serves to A. be the base of the tentacles. rnidoran-jelle B. attach the cnidarian to the substrate. Cgenerate buds. D. perform extracellular digestion. E. harbor sensory cells 10. In flame celis, A light is detected. B ciliated sperm are stored. C. undigested food is expelled. slow fires burn food for energy E. cilla drive fluids through tubules for excretion tion. 11. Monogeneans hatch as A fully mature adults B. free-swimming larvae. -C. flagellated, amoeboid larvae. D. Tarvae resembling gemmules of freshwater sponges E None of the choices are correct 12. The correct sequence of development in a typical fluke life cycle is A egg, miracidium, cercaria, sporocyst. B. egg. miracidium, sporocyst, cercaria C. egg, sporocyst, cercaria, miracidium. D, egg, cercaria, miracidium, sporocyst E egg. sporocyst, miracidium, cercaria. 13. A farmer in a rice paddy in Asia becomes infected with the liver fluke by A. eating infected snails. 0. drinking water contaminated with eggs eating infected fish that is undercooked or uncooked. D swimming or wading in infected water, where the c cercariae enter the skin. E: None of the choices are correct 14. Torsion A. involves movement of the shell independent of visceral movements. B. rotates the shell between 90 and 180 degrees C. begins with the contraction of an asymmetrical foot retractor muscle D. shifts the anus from posterior to the right side of the body E.All of the choices are correct

Explanation / Answer

8.Hermatypic corals have mutualistic algal cells in their tissue called B)zooxanthellae

9.Throughout most cnidarian groups, the basal or pedal disc serves to B) attach the cnidarian to the substrate

10.In flame cells, E)cilia drives fluids through tubules for excretion

11. Monogeneans hatch as B)free swimming larvae

12.The correct sequence of development in a typical fluke life cycle is b)egg, miracidium,sporocyst,cercaria

13. A farmer in a rice paddy in Asia becomes infected with the liver fluke by C)eating infected fish that is undercooked or uncooked

14.Torsion E) All of the choices are correct.

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