Biology: Platyhelminthes Classification

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Questions and Answers

What is the primary way humans become infected with tapeworms?

  • Through skin contact with infected soil
  • Consuming undercooked pork or beef (correct)
  • Direct contact with infected animals
  • Ingesting contaminated water

What is the main symptom of taeniasis?

  • Increased appetite
  • Abdominal pain (correct)
  • Skin rash
  • Severe vomiting

What is the taxonomic classification of the Taenia solium?

  • Kingdom: Animalia, Phylum: Arthropoda, Class: Insecta
  • Kingdom: Animalia, Phylum: Platyhelminthes, Class: Cestoidea (correct)
  • Kingdom: Animalia, Phylum: Chordata, Class: Mammalia
  • Kingdom: Animalia, Phylum: Mollusca, Class: Bivalvia

What is the characteristic feature of the scolex in 'armed' tapeworms?

<p>A small button-like structure with retractable hooks (A)</p> Signup and view all the answers

How do tapeworms typically reproduce?

<p>Through a combination of sexual and asexual reproduction (D)</p> Signup and view all the answers

How can tapeworms be controlled?

<p>Through proper cooking and handling of food (B)</p> Signup and view all the answers

Which of the following tapeworms is commonly known as the Dwarf Tapeworm?

<p>Hymenolepis nana (C)</p> Signup and view all the answers

What is the primary host of the Dipylidium caninum tapeworm?

<p>Dogs and cats (A)</p> Signup and view all the answers

What is the body of an adult tapeworm composed of?

<p>A chain of segments called proglottids (D)</p> Signup and view all the answers

Which of the following tapeworms causes Echinococcosis?

<p>Echinococcus granulosis (A)</p> Signup and view all the answers

What is the anterior attachment organ of a tapeworm called?

<p>Scolex (A)</p> Signup and view all the answers

What is the characteristic body shape of Platyhelminthes?

<p>Dorsoventrally flattened (B)</p> Signup and view all the answers

What is the taxonomic classification of Schistosoma haematobium?

<p>Kingdom: Animalia, Phylum: Platyhelminthes, Class: Trematoda (C)</p> Signup and view all the answers

What is a common characteristic of tapeworms?

<p>Endoparasites (D)</p> Signup and view all the answers

What is the range of sizes of tapeworms?

<p>1mm to 20 meters or longer (A)</p> Signup and view all the answers

Which of the following is NOT a characteristic of Platyhelminthes?

<p>Body cavity present (D)</p> Signup and view all the answers

How many species of tapeworms are there?

<p>Over 1000 (B)</p> Signup and view all the answers

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