Biology

9th -

12thgrade

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Marine Ecosystems Checkup

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25 questions

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  • 1. Multiple Choice
    1 minute
    1 pt
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    Ecosystems are areas made up of both living and non-living things. What are the living elements of an ecosystem called?

    Abiotic

    Biotic

    Primary Producers

    Primary Consumers

  • 2. Multiple Choice
    1 minute
    1 pt
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    One abiotic element of a marine ecosystem is:

    fish

    algae

    bacteria

    salinity

  • 3. Multiple Choice
    1 minute
    1 pt
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    The vast majority (over 95%) of aquatic ecosystems are made up of this type of environment.

    Freshwater

    Brackish water

    Marine (saltwater)

    Bottled water

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