Homeostasis and Excretory System Quiz
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Questions and Answers

What is the function of protonephridia, metanephridia, and Malpighian tubules?

  • Regulate body temperature
  • Produce digestive enzymes
  • Transport oxygen to body tissues
  • Eliminate toxic substances from the body (correct)
  • How do aquatic animals and terrestrial animals eliminate toxic ammonia from their systems?

  • Both aquatic and terrestrial animals convert ammonia into uric acid before excretion
  • Aquatic animals convert ammonia into urea, while terrestrial animals excrete it directly into the soil
  • Aquatic animals excrete ammonia directly into the water, while terrestrial animals convert it into urea or uric acid (correct)
  • Both aquatic and terrestrial animals excrete ammonia directly into the environment
  • What is the major byproduct of ammonia metabolism in mammals?

  • Urea (correct)
  • Carbon dioxide
  • Ammonium nitrate
  • Uric acid
  • How does the vertebrate kidney relate to the success of vertebrates in a wide variety of habitats?

    <p>By helping maintain internal balance and eliminate waste in diverse environmental conditions</p> Signup and view all the answers

    What is the main purpose of homeostasis in animal physiology?

    <p>Maintenance of a constant internal environment when dealing with external changes</p> Signup and view all the answers

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