Biology Chapter 1 Homework

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Which of the following is a correct sequence of levels in life's hierarchy, proceeding downward from an individual animal?

Answer:
a)  Brain, organ system, nerve cell, nervous tissue
b)  Organ system, nervous tissue, brain, molecule
c)  Organism, organ system, tissue, cell, heart
d)  Organ system, tissue, cell, molecule
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  • Nerdy Elf

    Which of the following is NOT an observation or inference on which Darwin's theory of natural selection is based?


    a)Poorly adapted individuals can not produce offspring
    b)There is heritable variation among individuals
    c)Because of overproduction of offspring, there is competition for limited resources
    d)Individuals whose inherited characteristics best fit them to the environment will generally produce more offspring
    e)A population can become adapted to its environment
    a)A population can become adapted to its environment
  • Nerdy Elf
    Systems biology is mainly an attempt to
    a)Understand the integration of all levels of biological organization from molecules to the biosphere
    b)Simplify complex problems by reducing the system into smaller, less complex units
    c)Construct models of the behavior of entire biological systems
    d)Build high-throughput machines for the rapid acquisition of biological data
    e)Speed up the technological application of scientific knowledge
    c)Speed up the technological application of scientific knowledge
  • Nerdy Elf
    Protists and bacteria are grouped into different domains because
    a)Protists eat bacteria
    b)Bacteria are not made of cells
    c)Protists have a membrane-bounded nucleus, which bacterial cells lack
    d)Bacteria decompose protists
    e)Protists are photosynthetic
    c)Protists are photosynthetic
  • Nerdy Elf
    Which of the following best demonstrates the unity among all organisms?
    a)Requirement for sunlight
    b)Descent with modification
    c)The structure and function of DNA
    d)Natural selection
    e)Emergent properties
    c)Emergent properties
  • Nerdy Elf
    Which of the following is an example of qualitative data?
    a)The temperature decreased from 20°C to 15°C
    b)The plant’s height is 25 centimeters
    c)The fish swam in a zig-zag motion
    d)The six pairs of robins hatched an average of three chicks
    e)The contents of the stomach are mixed every 20 seconds
    c)The contents of the stomach are mixed every 20 seconds
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    Which of the following best describes the logic of hypothesis-based science?
    a)f I generate a testable hypothesis, tests and observations will support it
    b)If my prediction is correct, it will lead to a testable hypothesis
    c)If my observations are accurate, they will support my hypothesis
    d)If my hypothesis is correct, I can predict certain test results
    e)If my experiments are set up right, they will lead to a testable hypothesis
    d)If my experiments are set up right, they will lead to a testable hypothesis
  • Nerdy Elf
    Which of the following statements best distinguishes hypotheses from theories in science?
    a)Theories are hypotheses that have been proved
    b)Hypotheses are guesses; theories are correct answers
    c)Hypotheses are relatively narrow in scope; theories have broad explanatory power
    d)Hypotheses and theories are essentially the same thing
    e)Theories are proved true in all cases; hypotheses are usually falsified by tests
    c)Theories are proved true in all cases; hypotheses are usually falsified by tests
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Biology Chapter 1 Homework
Biology Chapter 1 Homework
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Free Quiz Question From Biology Chapter 1 Homework
Question: Which of the following is a correct sequence of levels in life's hierarchy, proceeding downward from an individual animal?
Answer:
Brain, organ system, nerve cell, nervous tissue
Organ system, nervous tissue, brain, molecule
Organism, organ system, tissue, cell, heart
Organ system, tissue, cell, molecule