Biology: Concepts and Connections, 6e (Campbell)
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Chapter 1
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Introduction: The Scientific Study of Life
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1)
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Which of the following statements about the leopard is false?
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A)
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Leopards are the largest cat in the genus Panthera.
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B)
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Leopards, like lions, can roar.
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C)
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Leopards prefer to eat their kill in trees.
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D)
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Leopards are well-adapted for nocturnal hunting.
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E)
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Leopards are normally solitary animals.
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Answer:
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A
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Topic:
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Opening Essay
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Skill:
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Factual Recall
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2)
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Life is organized in a hierarchical fashion. Which of the following sequences correctly lists that hierarchy as it increases in complexity?
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A)
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ecosystem, population, organ system, cell, community, molecule, organ, organism, tissue
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B)
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cell, molecule, organ system, organ, population, tissue, organism, ecosystem, community
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C)
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organism, organ system, tissue, population, organ, community, cell, ecosystem, molecule
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D)
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molecule, cell, tissue, organ, organ system, organism, population, community, ecosystem
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E)
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ecosystem, molecule, cell, tissue, organism, organ system, organ, community
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Answer:
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D
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Topic:
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1.1
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Skill:
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Factual Recall
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3)
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What is the difference between a tissue and an organ system?
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A)
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The tissue level of organization is more inclusive than the organ system level.
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B)
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Tissues are not composed of cells; organ systems are composed of cells.
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C)
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A tissue cannot exist unless it is a component of an organ system, whereas an organ system can exist independently of tissues.
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D)
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An organ system includes tissues.
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E)
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Tissues are not considered to be living; organ systems are considered to be living.
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Answer:
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D
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Topic:
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1.1
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Skill:
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Factual Recall
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4)
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The tree in your backyard is home to two cardinals, a colony of ants, a wasp's nest, two squirrels, and millions of bacteria. Together, all of these organisms represent
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A)
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a species.
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B)
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a community.
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C)
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a population.
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D)
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an ecosystem.
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E)
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the biosphere.
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Answer:
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B
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Topic:
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1.1
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Skill:
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Application
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5)
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If you eat a hamburger, you are mainly eating ground-up beef muscle. What levels of organization are represented in this ground-up muscle?
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A)
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organism, population, and community
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B)
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organ, organ system, and organism
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C)
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community, ecosystem, and biosphere
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D)
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organelle, cell, and tissue
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E)
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tissue, organ, and organ system
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Answer:
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D
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Topic:
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1.1
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Skill:
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Application
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6)
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Which of the following statements about ecosystems is false?
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A)
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The "web of relationships" within an ecosystem includes the nonliving components of the environment.
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B)
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Bacteria and fungi recycle energy within an ecosystem.
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C)
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Plants and other photosynthetic organisms are producers in ecosystems.
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D)
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Chemical nutrients cycle within an ecosystem's structural web.
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E)
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In the process of energy conversions within an ecosystem, energy is eventually converted to heat.
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Answer:
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B
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Topic:
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1.2
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Skill:
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Factual Recall
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7)
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The ultimate source of energy flowing into nearly all ecosystems is
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A)
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wind.
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B)
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sunlight.
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C)
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electricity.
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D)
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geothermal vents.
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E)
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radioactivity.
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Answer:
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B
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Topic:
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1.2
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Skill:
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Conceptual Understanding
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8)
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A consumer eating a producer represents
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A)
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a transfer of chemical nutrients and energy.
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B)
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a transfer of chemical nutrients but not a transfer of energy.
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C)
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a transfer of energy but not a transfer of chemical nutrients.
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D)
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neither a transfer of chemical nutrients nor a transfer of energy.
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Answer:
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A
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Topic:
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1.2
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Skill:
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Conceptual Understanding
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9 )
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Your instructor asks you to look into your microscope to see a prokaryotic cell. You will be looking for a cell that
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A)
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has a nucleus.
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B)
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has a membrane.
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C)
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makes up most of the tissues of your body.
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D)
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is much larger than most cells in your body.
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E)
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does not use DNA to code genetic information.
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Answer:
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B
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Topic:
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1.3
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Skill:
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Application
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4
10)
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Which of the following statements about the properties of life is false?
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A)
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All organisms have a complex organization.
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B)
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All organisms have the ability to take in energy and use it.
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C)
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All organisms have the ability to respond to stimuli from the environment.
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D)
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All organisms have the ability to reproduce.
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E)
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All organisms have the ability to maintain a constant internal temperature.
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Answer:
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E
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Topic:
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1.4
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Skill:
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Factual Recall
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4
11)
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Organisms that are prokaryotes are in the domains
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A)
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Bacteria and Archaea.
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B)
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Plantae and Animalia.
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C)
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Eukarya and Archaea.
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D)
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Archaea and Plantae.
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E)
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Fungi and Bacteria.
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Answer:
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A
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Topic:
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1.5
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Skill: Factual Recall
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12)
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Which of the following is a kingdom within the domain Eukarya?
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A)
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Viruses
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B)
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Monera
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C)
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Fungi
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D)
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Archaea
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E)
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Bacteria
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Answer:
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C
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Topic:
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1.5
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Skill:
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Factual Recall
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13)
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A hypothesis is
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A)
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the same as a theory.
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B)
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a tentative answer to some question.
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C)
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an explanatory idea that is broad in scope and supported by a large body of evidence.
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D)
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a widely accepted idea about a phenomenon.
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E)
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a widely accepted theory that is broad in scope and supported by a large body of evidence.
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Answer:
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B
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Topic:
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1.7
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Skill:
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Factual Recall
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14)
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You notice that over the past month, many students on campus have started wearing a new style of school sweatshirt. You think to yourself that perhaps the bookstore has recently started selling this new sweatshirt style. This prediction is an example of
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A)
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an experimental question.
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B)
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a type of observation.
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C)
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a hypothesis.
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D)
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an experiment.
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E)
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a type of control.
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Answer:
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C
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Topic:
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1.7
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Skill:
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Conceptual Understanding
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15)
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A theory is
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A)
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an idea that has been proven.
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B)
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a concept in the early stages that still needs to be tested.
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C)
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a belief that has been accepted by all scientists as fact.
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D)
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a description of a belief that invokes the supernatural.
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E)
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an explanation of an idea that is broad in scope with multiple lines of evidence.
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Answer:
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E
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Topic:
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1.7
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Skill:
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Factual Recall
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16)
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To be scientifically valid, a hypothesis must be
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A)
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phrased as a question.
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B)
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based on faith.
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C)
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controlled.
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D)
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reasonable.
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E)
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testable and falsifiable.
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Answer:
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E
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Topic:
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1.8
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Skill:
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Conceptual Understanding
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17)
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The role of a control in an experiment is to
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A)
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provide a basis of comparison to the experimental group.
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B)
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prove that a hypothesis is correct.
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C)
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ensure repeatability.
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D)
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prove that a hypothesis is correct and ensure repeatability.
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E)
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counteract the negative effect of the experiment.
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Answer:
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A
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Topic:
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1.8
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Skill:
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Conceptual Understanding
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18)
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A scientist performs a controlled experiment. This means that
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A)
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the experiment is repeated many times to ensure that the results are accurate.
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B)
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the experiment proceeds at a slow pace to guarantee that the scientist can carefully observe all reactions and process all experimental data.
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C)
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two experiments are conducted, one differing from the other by only a single variable.
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D)
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two experiments are conducted, one differing from the other by two or more variables.
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E)
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one experiment is performed, but the scientist controls the variables.
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Answer:
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C
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Topic:
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1.8
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Skill:
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Conceptual Understanding
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21Biology: Concepts and Connections, 6e (Campbell)
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Chapter 2
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The Chemical Basis of Life
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1)
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The four most common elements in living organisms are
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A)
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C, H, O, Fe.
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B)
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C, H, O, Na.
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C)
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C, H, O, N.
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D)
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C, N, O, Na.
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E)
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Fe, N, O, Ca.
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Answer:
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C
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Topic:
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2.1
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Skill:
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Factual Recall
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2)
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Which of the following is a trace element in the human body?
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A)
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carbon
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B)
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nitrogen
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C)
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zinc
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D)
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oxygen
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E)
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hydrogen
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Answer:
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C
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Topic:
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2.1
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Skill:
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Factual Recall
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3)
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Which of the following statements regarding matter is false?
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A)
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All life is composed of matter.
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B)
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Matter occupies space.
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C)
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Matter has mass.
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D)
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Matter is composed of elements.
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E)
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Matter can be created and destroyed.
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Answer:
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E
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Topic:
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2.1
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Skill:
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Factual Recall
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4)
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Which of the following statements best describes a compound?
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A)
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A compound is a pure element.
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B)
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A compound is less common than a pure element.
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C)
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A compound contains two or more different elements in a fixed ratio.
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D)
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A compound is exemplified by sodium.
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E)
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A compound is a solution.
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Answer:
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C
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Topic:
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2.3
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Skill:
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Factual Recall
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9
5)
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Which of the following particles is found in the nucleus of an atom?
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A)
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protons and neutrons
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B)
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protons and electrons
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C)
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only neutrons
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D)
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only protons
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E)
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only electrons
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Answer:
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A
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Topic:
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2.4
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Skill:
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Factual Recall
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6)
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Electrons move about the nucleus of an atom in the same way that
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A)
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insects fly around a bright lamp at night.
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B)
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cars are parked along the sides of a street.
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C)
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boats cross a lake.
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D)
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people pass each other along a sidewalk.
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E)
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birds migrate to a new winter home.
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Answer:
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A
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Topic:
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2.4
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Skill:
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Conceptual Understanding
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7)
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What is the atomic mass of an atom that has 6 protons, 6 neutrons, and 6 electrons?
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A)
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6
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B)
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8
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C)
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+1
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D)
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12
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E)
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18
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Answer:
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D
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Topic:
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2.4
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Skill:
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Factual Recall
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8)
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An uncharged atom of boron has an atomic number of 5 and an atomic mass of 11. How many electrons does boron have?
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A)
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11
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B)
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15
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C)
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0
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D)
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5
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E)
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2
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Answer:
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D
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Topic:
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2.4
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Skill:
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Application
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9)
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The sodium atom contains 11 electrons, 11 protons, and 12 neutrons. What is the mass number of sodium?
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A)
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0
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B)
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11
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C)
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22
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D)
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23
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E)
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34
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Answer:
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D
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Topic:
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2.4
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Skill:
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Conceptual Understanding
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10)
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Which of the following best describes the atomic number of an atom?
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A)
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the number of protons in the atom
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B)
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the number of electrons in the atom
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C)
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the number of neutrons in the atom
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D)
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the number of protons, electrons, and neutrons in the atom
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E)
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the net electrical charge of the atom
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Answer:
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A
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Topic:
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2.4
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Skill:
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Factual Recall
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11)
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Typically, nitrogen atoms are composed of electrons, protons, and neutrons. An isotope of nitrogen could
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A)
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be positively charged.
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B)
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be negatively charged.
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C)
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have more than electrons and more than protons.
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D)
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have more than protons.
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E)
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have more than neutrons.
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Answer:
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E
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Topic:
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2.4
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Skill:
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Factual Recall
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12)
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A radioactive isotope is an isotope that
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A)
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is stable.
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B)
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decays.
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C)
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has more protons than the common variant of the element.
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D)
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has more electrons than the common variant of the element.
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E)
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has the same atomic mass, but a different atomic number than the common variant of the element.
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Answer:
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B
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Topic:
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2.4
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Skill:
9
Factual Recall
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13)
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Which of the following statements about radioactive isotopes is true?
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A)
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The nuclei of radioactive isotopes are unusually stable, but the atoms tend to lose electrons.
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B)
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When given a choice between radioactive and nonradioactive isotopes of the same atom, living cells are more likely to incorporate the radioactive isotopes into their structures.
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C)
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The tracers typically used for diagnosing medical problems remain radioactive in the body for a number of years, but give off very low levels of radioactive energy.