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Disruptions & Dynamics (7-LS2-4) from Bozeman Science

Quiz by JENELL BIRD

Grade 6-8
Science
Next Generation Science Standards

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11 questions
Show answers
  • Q1
    What is a change in the ecosystem called?
    disruption
    break
    ruin
    coral reef
    30s
    MS-LS2-4
  • Q2
    After the disruption, how could the population change?
    increased
    decreased
    reduction
    reduction or increase
    30s
    MS-LS2-4
  • Q3
    The disruption can cause a migration. What does that mean?
    Animals move in.
    Nothing
    Animals leave out.
    Animals move in or leave out.
    30s
    MS-LS2-4
  • Q4
    What happened with the Japanese Kudzu?
    It was burned in a fire.
    It was invasive and did not grow much.
    It cleared all the pollution from Japan.
    It was invasive and grew too much.
    30s
    MS-LS2-4
  • Q5
    The best description of an adaptation is...
    a body part or ability that helps an organism survive in its environment.
    A causes of something to live.
    the size feet only
    A cause of something to die.
    30s
    MS-LS2-4
  • Q6
    After the disruption, how could the population change?
    reduction
    increased
    decreased
    reduction or increase
    30s
    MS-LS2-4
  • Q7
    Why is biodiversity important?
    It is always better to have more of anything.
    Since there are many different types of organisms, the ecosystem is unable to support them all.
    Since all of the organisms are the same, one can die and the rest are fine.
    Since there are many different types of organisms, the ecosystem is better able to respond to disruptions.
    30s
    MS-LS2-4
  • Q8
    A lack of food would cause a population to
    stay the same
    decrease
    increase
    30s
    MS-LS2-4
  • Q9
    Eliminating (removing) a predator would cause the population to
    decrease
    stay the same
    increase
    30s
    MS-LS2-4
  • Q10
    Which of these would NOT be a change to the physical, non-living part of the ecosystem?
    increase in predators
    plastic in the water system
    decrease in sunlight
    increase in air pollution
    30s
    MS-LS2-4
  • Q11
    Rabbits eat grass. Foxes eat rabbits. If the foxes were removed, you would expect which population changes?
    the rabbits to decrease and grass to decrease.
    the rabbits to increase and grass to decrease.
    the rabbits to decrease and grass to increase.
    the rabbits to increase and grass to increase.
    30s
    MS-LS2-4

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