COPY: Human Biology and Science Quiz
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COPY: Human Biology and Science Quiz

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@GentlestBandoneon4905

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Questions and Answers

What is the smallest structural and functional unit of an organism?

  • Cell (correct)
  • Tissue
  • Molecule
  • Organ

    • Which level of biological organization consists of groups of interbreeding organisms?

  • Population
  • Species (correct)
  • Ecosystem
  • Community

    • What is the ultimate source of energy for life on Earth?

  • The sun (correct)
  • Water
  • Wind
  • Geothermal heat

    • Which of the following best describes metabolism?

    <p>The chemical reactions occurring within cells</p> Signup and view all the answers

    What is an organism composed of?

    <p>Organ systems</p> Signup and view all the answers

    In biological organization, what is a community?

    <p>A group of different populations interacting</p> Signup and view all the answers

    Which level of biological organization describes the physical environment interacting with populations?

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

    What is a primary source of nutrients for humans?

    <p>Food consumed</p> Signup and view all the answers

    Which kingdom of the domain Eukarya primarily consists of organisms that perform photosynthesis?

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

    Which of the following organisms is classified as a vertebrate?

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

    What characteristic distinguishes mammals from other vertebrates?

    <p>Presence of hair or fur and mammary glands</p> Signup and view all the answers

    Which of the following kingdoms includes organisms primarily known as invertebrates?

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

    Humans belong to which kingdom under the domain Eukarya?

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

    Which group of eukaryotes is known for their diverse modes of nutrition including absorption of nutrients?

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

    Which of the following is NOT a characteristic of vertebrates?

    <p>Lack of a nerve cord</p> Signup and view all the answers

    Which kingdom includes organisms that are often single-celled or multicellular and primarily live in aquatic or moist environments?

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

    What is the primary role of sugars in the food chain?

    <p>They serve as a basis for the food chain for other organisms.</p> Signup and view all the answers

    What is homeostasis?

    <p>The ability of an organism to maintain a constant internal environment.</p> Signup and view all the answers

    What occurs during the development of an organism?

    <p>The organism increases in size and the number of cells.</p> Signup and view all the answers

    How can mutations be beneficial in the context of evolution?

    <p>They can create variations that make organisms better suited for their environment.</p> Signup and view all the answers

    What is the mechanism by which evolution occurs?

    <p>Natural selection.</p> Signup and view all the answers

    Which of the following is a characteristic that distinguishes Eukarya from Bacteria and Archaea?

    <p>Eukaryotic cells contain a nucleus.</p> Signup and view all the answers

    What is an adaptation in the context of evolutionary biology?

    <p>A feature that enhances an organism's ability to survive and reproduce.</p> Signup and view all the answers

    Which domains of life contain prokaryotes?

    <p>Bacteria and Archaea.</p> Signup and view all the answers

    What distinguishes humans from apes?

    <p>Highly developed brains</p> Signup and view all the answers

    In which domain do humans belong?

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

    What is the first step in the scientific method?

    <p>Make observations</p> Signup and view all the answers

    Which statement best describes a hypothesis?

    <p>A possible explanation for an observation</p> Signup and view all the answers

    What role do test groups serve in an experiment?

    <p>To observe the effect of the independent variable</p> Signup and view all the answers

    What is an essential characteristic of the independent variable in an experiment?

    <p>It is the variable that is manipulated</p> Signup and view all the answers

    Which step follows analyzing data/results in the scientific method?

    <p>Report conclusion</p> Signup and view all the answers

    What is the purpose of background research in the scientific method?

    <p>To develop a hypothesis</p> Signup and view all the answers

    What is the primary purpose of analyzing data in scientific experiments?

    <p>To determine whether the hypothesis is supported</p> Signup and view all the answers

    In a double-blind study, which of the following statements is true?

    <p>Neither the doctors nor the patients know the treatment assignment</p> Signup and view all the answers

    What role do graphs play in data presentation?

    <p>They help summarize data in a concise format</p> Signup and view all the answers

    Why is a controlled group important in an experiment?

    <p>It serves as a baseline for comparison</p> Signup and view all the answers

    How can the conclusion of one experiment influence future studies?

    <p>By leading to the development of new hypotheses</p> Signup and view all the answers

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