Biology

9th -

12thgrade

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Biology 1 Homework

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  • 1. Multiple Choice
    2 minutes
    1 pt

    Two safety features found in most laboratories are a safety shower and a safety fountain with two jets. What is the main purpose of the safety fountain?

    To irrigate the nostrils if fumes are inhaled

    To rinse the mouth if chemicals are ingested

    To wash the hands if exposed to toxic material

    To flush the eyes if contaminated with chemicals

  • 2. Multiple Choice
    2 minutes
    1 pt
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    Which organism in the food web receives the least amount of energy from the producers?

    Hawk

    Rabbit

    Grasshopper

    Mouse

  • 3. Multiple Choice
    2 minutes
    1 pt

    Which of the following explains the role enzymes play in the process of digestion?

    They prevent lipids from being absorbed into the blood stream

    They improve the peristaltic movement of the intestines during digestion.

    They increase the amount of acid released from the stomach.

    They assure that digestion occurs within hours instead of days.

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