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Unit 3

Quiz by Stephanie Martin

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15 questions
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  • Q1
    What is the basic unit of life?
    Tissues
    Carbohydrates
    Species
    Cells
    30s
  • Q2
    Your body might get a fever when...
    the cells work hard to fight an infection
    your activity level decreases
    you don't get enough sleep
    your blood goes to your brain
    30s
  • Q3
    Are all cells in the body the same?
    No, some cells may be different, but they all work together for the organism.
    Yes, all cells are exactly the same.
    30s
  • Q4
    Imagine a plant near a window, that is bending as it grows. What caused the plant to bend?
    light
    gravity
    fertilizer
    touch
    30s
  • Q5
    Imagine a plant near a window, that is bending as it grows. What caused the plant to bend?
    geotropism
    hydrotropism
    thigmotropism
    phototropism
    30s
  • Q6
    When a person is running, chemical energy that is stored in their body is used, and _________ energy in produced as a result.
    electrical
    radiant
    magnetic
    thermal
    30s
  • Q7
    Lack of water reduces turgor pressure, what would occur first as a result of a drought?
    the plants would produce more leaves
    the plants would grow taller
    the plants would wilt
    all the flowers would change colors
    30s
  • Q8
    Which is an example of homeostasis?
    being infecting by a virus
    a spider catching an fly in its web
    a badger digging a hole
    person sweating to release heat
    30s
  • Q9
    At a softball tournament, Stacey hit a double. What was the energy transformation that took place in her body so she could swing the bat?
    mechanical energy to potential energy
    chemical energy to mechanical energy
    muscular energy to chemical energy
    30s
  • Q10
    Plants use photosynthesis to make their own food. During photosynthesis, the plant transforms light energy from the sun into glucose (sugar) which is stored as a form of _________ energy.
    chemical
    heat
    mechanical
    sound
    30s
  • Q11
    Why is turgor pressure important to a plant?
    it gives the plant its green color.
    it keeps the plant rigid and erect.
    it helps the plant make its own food.
    it exchanges gases in the plant.
    30s
  • Q12
    Tropisms are a plant's response to __________.
    stimuli
    respiration
    photosynthesis
    pressure
    30s
  • Q13
    Which prefix describes the type of tropism that responds to touch?
    geo
    hydro
    photo
    thigmo
    30s
  • Q14
    The roots of a plant growing downward during geotropism is ________.
    negative tropism
    neutral tropism
    positive tropism
    30s
  • Q15
    A "touch me not" fern responds to a person's touch with a ___________ response.
    negative
    positive
    30s

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