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Lophotrochozoa Quiz


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Lophotrochozoa Quiz


  1. What are the two well developed adaptations of Annelida?

    1. Foot and mantle

    2. Exoskeleton and visceral mass

    3. Trochophore and radula

    4. Coelum and segmentation

    5. Closed circulatory system and pseudocoelum



  2. All lophotrochazoans have the following characteristics EXCEPT

    1. Protostome

    2. Bilateral

    3. Diploblastic

    4. Trochophore larvae stage

    5. Lophophore adult stage



  3. Which of the following Platehelminthes classes are free-living?

    1. Cestoda

    2. Monogenea

    3. Turbellaria

    4. Tremetoda

    5. Bivalvia



  4. Which of the following is INCORRECT about Cephalopods in general?

    1. Class in Phylum Annelida

    2. Closed Circulatory System

    3. Predators

    4. Have a shell

    5. Have a radula associated with jaws



  5. What is the glochidium?

    1. Lure to attract host organisms

    2. Connection point between two shells of bivalves

    3. Rasp-like organ to scrap food

    4. Visceral mass on top of the foot

    5. Parasitic freshwater mussel larvae



  6. Which of the following is true of Phylum Mollusca?

    1. Includes Annelids

    2. Coelomate

    3. Gastrovascular cavity

    4. Largest animal Phylum

    5. Segmented body parts



  7. Which of these is NOT characteristic of Phylum Mollusca?

    1. Pharynx

    2. Mantle

    3. Foot

    4. Visceral mass

    5. Shell

  8. Platyhelminthes are

    1. Bilateral

    2. Flattened dorsoventrally

    3. Acoelomate

    4. A and B

    5. All of the Above

  9. How do parasitic flatworms differ from free-living flatworms?

    1. Free-living flatworms feed off of a host.

    2. Parasitic flatworms are deuterostomes while free-living flatworms are protostomes.

    3. Parasites have more of their body devoted to reproductive structures than free-living flatworms.

    4. Free-living flatworms have reduced organ system size compared to parasites.

  10. The Trematode lifecycle involves

    1. Intermediate and final hosts

    2. Sexual and asexual reproduction

    3. Cyst stage

    4. A and B

    5. All of the Above

  11. Which group causes cysts in human brains?

    1. Annelida

    2. Platehelminthes

    3. Cestoda

    4. Tremetoda

    5. Turbellaria

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