Trematodes MCQ Questions With Answers

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Trematodes MCQ Questions With Answers - Quiz

Attempt this 'Trematodes MCQ Questions With Answers' quiz and review your knowledge about the trematodes class. In the study of animals, the Trematoda is a class within the phylum Platyhelminthes. It includes two groups of parasitic flatworms, known as flukes. Do you know about these organisms? Let's see it in the below quiz. The question gets difficult when you move ahead in the quiz. Shall we begin it now? All the very best, dear!


Questions and Answers
  • 1. 
    The term "monogenetic" is used to _________ and specifically refers to _____________.
    • A. 

      Describe how parasites reproduce/ the presence of both types of sex organs in the same individual

    • B. 

      Designate an Order of flukes/ the presence of both types of sex organs in the same individual

    • C. 

      Describe how parasites reproduce/ flukes with separate sexes (schistosomes)

    • D. 

      Describe how parasites reproduce/ flukes that only reproduce sexually

    • E. 

      Designate an Order of tapeworms/ tapeworms that are hermaphroditic

  • 2. 
    A ______________ is the larval stage of a fluke that is covered with cilia and swims about seeking out a snail to serve as an intermediate host.
    • A. 

      Coracidium

    • B. 

      Miracidium

    • C. 

      Cercaria

    • D. 

      Metacercaria

    • E. 

      Redia

  • 3. 
    Two ways flukes harm their victims (definitive hosts) are by _______ and ________.
    • A. 

      Damaging tissues during migration/ blocking biliary ducts

    • B. 

      Stimulating granuloma formation around trapped eggs/ transmitting rickettsial agents

    • C. 

      Predisposing to diseases caused by Clostridium spp/ causing cirrhosis of the liver

    • D. 

      A, b and c are all correct

    • E. 

      A and c are correct

  • 4. 
    The life cycle stage of the digenetic trematodes that cause "swimmer's itch" is a ___________.
    • A. 

      Metacercaria

    • B. 

      Miracidium

    • C. 

      Redia

    • D. 

      Deplostomule

    • E. 

      Cercaria

  • 5. 
    The fluke, _______________, is most often encounter by veterinarians in ___________ and ___________.
    • A. 

      Fasciola hepatica/ sheep/ frogs

    • B. 

      Prosthogonimus macrorchus/ sheep/ cattle

    • C. 

      Paragonimus kellicotti/ dogs/ cats

    • D. 

      Alaria marcianae/ sheep/ cattle

    • E. 

      Nanophyetes salmincola/ fish/ frogs

  • 6. 
    The metacercariae of Dicrocoelium dendriticum are always found in ____________.
    • A. 

      The second intermediate host

    • B. 

      The definitive host

    • C. 

      A terrestrial snail

    • D. 

      A paratenic host

    • E. 

      The mollusk intermediate host

  • 7. 
    The second intermediate host of Paragonimus kellicotti, a lung fluke in dogs, is a __________.
    • A. 

      Crayfish

    • B. 

      Frogs

    • C. 

      Fish

    • D. 

      Lizard

    • E. 

      Crab

  • 8. 
    The animals that serve as the first (or only) intermediate hosts for digenetic flukes are ____________.
    • A. 

      Crustaceans

    • B. 

      Fishes

    • C. 

      Mollusks

    • D. 

      Amphibians

    • E. 

      Arthropods

  • 9. 
    The digenetic fluke that transmits Neorickettsia helminthoeca to dogs is ___________.
    • A. 

      Schistosoma mansoni

    • B. 

      Dicrocoelium dendriticum

    • C. 

      Echinostoma revolution

    • D. 

      Nanophyetus salmincola

    • E. 

      Paragonimus kellicotti

  • 10. 
    The helminths referred to as __________ and ___________ belong to the Phylum Platyhelminthes.
    • A. 

      Tapeworms/ flukes

    • B. 

      Trematodes/ cestodes

    • C. 

      Tapeworms/ planarians

    • D. 

      A and b are correct

    • E. 

      A, b and c are all correct

  • 11. 
    Which of the following animals is the second intermediate host for Paragonimus kellicotti, the lung fluke of dogs, cats and raccoons?
    • A. 

      Crayfish

    • B. 

      Frogs

    • C. 

      Salmonid fish

    • D. 

      Lizards

    • E. 

      Oligochaetes

  • 12. 
    Which for the following animals is not known to become infected with Fasciola hepatica?
    • A. 

      Rabbits

    • B. 

      Fish

    • C. 

      human beings

    • D. 

      Deer

    • E. 

      Horses

  • 13. 
    ___________ is a fluke that is known to predispose cattle to "redwater' disease caused by Clostridium hemolyticum.
    • A. 

      Dicrocoelium dendriticum

    • B. 

      Fasciola hepatica

    • C. 

      Nanophyetus salmincola

    • D. 

      Paragonimus kellicotti

    • E. 

      Paramphistomum cervi

  • 14. 
    The common liver fluke, _____________, inflicts tissue damage that sometimes predisposes cattle to redwater disease caused by the bacterium Clostridium hemolyticum.
    • A. 

      Dicrocoelium dendriticum

    • B. 

      Fasciola hepatica

    • C. 

      Paramphistomum cervi

    • D. 

      Nanophyetus salmincola

    • E. 

      Paragonimus kellicotti

  • 15. 
    A term that refers to non-hermaphroditic helminths is _____________.
    • A. 

      Monoecious

    • B. 

      Monogenetic

    • C. 

      Heterooxenous

    • D. 

      Digenetic

    • E. 

      Dioecious

  • 16. 
    The helminths included in the Phylum Platyhelminths are __________, ___________, and ______________.
    • A. 

      Flukes/ leeches/ tapeworms

    • B. 

      Leeches/ slugs/tapeworms

    • C. 

      Slugs/ tapeworms/ flukes

    • D. 

      Planaria/ slugs/ leeches

    • E. 

      Flukes/ planaria/ tapeworms

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