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10 questions

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  • 1. Multiple Choice
    30 seconds
    5 pts

    What is a scientific theory?

    An explanation that makes a lot of sense

    An explanation that is supported by evidence

    An explanation that is popular among the public

    An explanation that has been proved and is now scientific law

  • 2. Multiple Choice
    30 seconds
    5 pts

    What can humans do to make sure that fish species don't go extinct?

    Destroy sharks and other predators in the ocean

    Stop the practice of overfishing

    Practice strategies related to overfishing

    Stay away from oceans

  • 3. Multiple Choice
    30 seconds
    5 pts

    The Bald Eagle almost went extinct when humans began using a pesticide called DDT. What can you conclude from the fact that the Bald Eagle population have since increased.

    The Bald Eagle is one of the healthiest birds on Earth.

    The pesticide was banned.

    The eagles learned to stay away from DDT.

    The Bald Eagle quickly evolved to tolerate the pesticide.

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