Science

4th

grade

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Fourth Grade Ecosystem

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10 questions

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  • 1. Multiple Choice
    45 seconds
    1 pt

    The role of a producer is to ___________________

    .produce water

    produce food

    eat other organisms

    decompose the bodies of dead animals

  • 2. Multiple Choice
    30 seconds
    1 pt

    Decomposers are helpful because

    they produce food from sunlight, water, and carbon dioxide gas

    they eat other animals keeping the population of consumers down

    they break down the remains of other organisms and add nutrients to the soil

    they produce oxygen for other organisms to breathe

  • 3. Multiple Choice
    45 seconds
    1 pt

    What is the role of decomposes in an ecosystem

    to reduce predators in the area

    to provide food for the consumer

    to capture the sun’s energy

    to bread down dead plants

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