Excretory System Functions
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Questions and Answers

Which organs are specifically considered a part of the excretory system?

  • Heart and brain
  • Liver and intestines
  • Kidneys and lungs (correct)
  • Stomach and pancreas

    • What is the narrow sense in which the term excretion is used?

  • To refer to the digestive system only
  • To refer to the circulatory system only
  • To refer to the respiratory system only
  • To refer to the urinary system only (correct)

    • Why is a serious health condition like kidney failure mentioned in the context?

  • To highlight the importance of regular exercise
  • To emphasize the role of the excretory system in maintaining health (correct)
  • To explain the functions of the digestive system
  • To discuss the benefits of a balanced diet

    • What is the primary function of the excretory system?

    <p>Maintaining internal chemical homeostasis</p> Signup and view all the answers

    Which of the following is a primary function of excretion?

    <p>Eliminating metabolic waste from the body</p> Signup and view all the answers

    What are the waste products produced during cellular respiration that need to be removed by excretion?

    <p>Carbon dioxide, water, salts, urea, and uric acid</p> Signup and view all the answers

    In vertebrates, which organs are primarily responsible for carrying out excretion?

    <p>Lungs, kidneys, and skin</p> Signup and view all the answers

    How do unicellular organisms primarily discharge waste products?

    <p>Directly through the surface of the cell</p> Signup and view all the answers

    What respiratory products do green plants excrete?

    <p>Carbon dioxide and water</p> Signup and view all the answers

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