Introduction to Biology: What is Life?
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Questions and Answers

What does the term 'homeostasis' mean?

  • Keeping the internal environment constant (correct)
  • Allowing the body's internal environment to fluctuate
  • Maintaining a changing environment
  • Adjusting to extreme temperatures
  • How do humans help maintain body warmth?

  • By consciously selecting appropriate clothing (correct)
  • By wearing light clothing
  • By avoiding unconscious responses
  • By increasing blood vessel constriction
  • What is the purpose of taxonomy in biology?

  • To control the growth of organisms
  • To confuse scientists with complex names
  • To eliminate the need for classification
  • To identify organisms based on their characteristics (correct)
  • Why is biological classification considered logical?

    <p>Due to the increasing structural complexity at each level</p> Signup and view all the answers

    What is biology?

    <p>The study of all living things</p> Signup and view all the answers

    Which statement describes natural organization in biology?

    <p>It is a system based on increasing structural complexity</p> Signup and view all the answers

    Which of the following is a characteristic of living organisms?

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

    What does a hierarchical biological classification system involve?

    <p>Grouping organisms by increasing structural complexity</p> Signup and view all the answers

    What is the smallest unit of life?

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

    Which level of organization includes a cohesive group of similar cells performing a specific function?

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

    Which characteristic of life involves adapting to the environment?

    <p>Responding to external stimuli</p> Signup and view all the answers

    What do organ systems do in an organism?

    <p>Work together to maintain the life of the individual</p> Signup and view all the answers

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