9th -



Georgia Biology Standards SB1d: Cellular Transport


15 questions

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  • 1. Multiple Choice
    1 minute
    1 pt

    Use the chart to answer the question.

    A laboratory technician places red blood cells into three (3) different solutions. Observations are recorded each minute for five minutes.

    Which of the following best explains what is causing the red blood cells in solution 1 to change size over the 5-minute period?

    Water is moving into the cell from its environment

    Water is moving out of the cell to the surrounding environment

    Water is moving in and out of the cell in equal rates

    Solutes are moving into the cell from its environment

  • 2. Multiple Choice
    1 minute
    1 pt

    Oxygen and carbon dioxide molecules pass freely through cell membranes Which factor determines the direction most molecules will pass through the cell membrane?

    The ionic charge on the outer shell of the gas molecules.

    The concentration of the gas molecules on each side of the membrane.

    The strength of the covalent bonds holding the gas atoms in the molecules.

    The size of the gas molecules.

  • 3. Multiple Choice
    1 minute
    1 pt

    Use the diagram to answer the question. The diagram illustrates how plant root cells take in mineral ions from the surrounding soil. Which of the following processes is illustrated?

    Active Transport



    Passive Filtration

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