Biology: Class Trematoda (Flukes)
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Biology: Class Trematoda (Flukes)

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Questions and Answers

What is the location of the mouth opening in adult trematodes?

  • At the bottom of the oral sucker (correct)
  • At the anterior end of the fluke
  • At the top of the oral sucker
  • At the posterior end of the fluke

    • What is the function of the excretory bladder in trematodes?

  • To discharge waste products (correct)
  • To store food
  • To regulate body temperature
  • To produce gametes

    • Which of the following is NOT a characteristic of adult trematodes?

  • Cuticle covering the body
  • Presence of two suckers
  • Segmented body (correct)
  • Leaf-like or pear-shaped body

    • What is the type of reproductive system found in most parasitic trematodes?

    <p>Hermaphroditic</p> Signup and view all the answers

    What is the source of nutrition for parasitic trematodes?

    <p>Blood, intestinal contents, and tissue juices</p> Signup and view all the answers

    What is the structure of the nervous system in trematodes?

    <p>Simple with a ring of nerve ganglia</p> Signup and view all the answers

    What is the primary function of the cuticle in adult flukes?

    <p>To facilitate the absorption of nutrients</p> Signup and view all the answers

    What is the characteristic of the neck region in adult tapeworms?

    <p>Region of growth</p> Signup and view all the answers

    What is the characteristic of the reproductive system in each mature segment of tapeworms?

    <p>Both male and female genital organs are present</p> Signup and view all the answers

    What is the structure that connects the oviduct and the common vitelline duct in the female genital system of tapeworms?

    <p>Ootype</p> Signup and view all the answers

    What is the characteristic of the excretory system in tapeworms?

    <p>It is composed of flame cells and collecting tubules</p> Signup and view all the answers

    What is the characteristic of the body wall in nemathelminths?

    <p>It is composed of a layer of cuticle, a sub-cuticular layer, muscle cells, and a body cavity</p> Signup and view all the answers

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