Science

8th -

9thgrade

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8th Grade Ecosystems

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22 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt
    Which is the best example of predation in an ecosystem?
    bee and flower
    fox and rabbit
    flea and rat
    mosquito and human
  • 2. Multiple Choice
    30 seconds
    1 pt
    Mountain pocket gophers are native to Nevada. Which activity of the gopher transfers energy from one trophic level to another in its ecosystem?
    reproducing with other gopher species
    storing food underground
    digging burrows to live in
    eating the roots of many plants
  • 3. Multiple Choice
    30 seconds
    1 pt
    Which represents a positive consequence of competition within an ecosystem?
    decreased rate of reproduction
    elimination of inferior organisms
    increased need for natural resources
    elimination of entire species of organisms
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