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Science

10th -

12thgrade

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Evolution and Ecology

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15 questions

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  • 1. Multiple Choice
    1 minute
    1 pt
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    Which of the following describes a population?

    the wild dogs and cats that live in the city

    four different species of fish living in a pond

    a group of Canadian Geese living in a pond in Ijams

    roses and sun flowers in a garden

  • 2. Multiple Choice
    1 minute
    1 pt
    Image

    Speciation can occur as a result of geographic isolation because _________.

    members of a species can no longer find mates

    populations that live in different environments may be exposed to different selection pressures

    exchange of genes during recombination

    movement of genes within a population because of interbreeding

  • 3. Multiple Choice
    1 minute
    1 pt
    Image

    The dolphin and the shark are similar because they have

    Both adapted to a marine (ocean) environment and they both have a similar body shape but they do not share a recent common ancestor. This is known as ___________.

    coevolution

    ancestral breeding

    artificial selection

    convergent evolution

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