Science

7th

grade

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Biodiversity and Sustainability

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17 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt
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    What is true about sustainability?

    Having a small number of species increases biodiversity

    Sustainability is how organisms change over time

    Sustainability is how much rainfall and sunlight an ecosystem receives

    The more different types of species you have (biodiversity) the better an ecosystem can sustain itself

  • 2. Multiple Choice
    30 seconds
    1 pt

    Biodiversity means..

    The variety of life in an ecosystem

    How an ecosystem changes over time

    Differences among humans

    Diversity of a select few species in a deserted area

  • 3. Multiple Choice
    30 seconds
    1 pt

    A certain area of the Indian ocean is expected to dry up and become a desert over thousands of years. What will happen to the sustainability of this ocean?

    Sustainability would increase because the number of species would increase

    Sustainability would remain the same

    Sustainability would decrease because the number of species would decrease

    Not enough information is given

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