Biology

6th -

8thgrade

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Homeostasis

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  • 1. Multiple Choice
    3 minutes
    1 pt

    Which of the following describes homeostasis?

    keeps variables exactly at the set point

    organism's ability to maintain steady(stable) internal conditions

    acts to keep values outside of a desired range

    operates through positive feedback

  • 2. Multiple Choice
    3 minutes
    1 pt

    Negative feedback loops ...

    are one way an organism can maintain homeostasis.

    are rarely found in healthy individuals

    respond by making deviations from normal even larger

    cannot be counteracted with medicine

  • 3. Multiple Choice
    3 minutes
    1 pt

    Which correctly identifies all steps involved in negative feedback?

    initiation event, stimulus, positive feedback, response, effector, control center, receptor

    termination event, stimulus, reply, effector, control center, and receptor

    initiation event, response, stimulus, effector, command center

    initiation event, stimulus, receptor, control center, effector and response

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