Question

    What does the rhizosphere: soil (R:S) ratio

    quantify?
    A Microbial populations in the rhizosphere Correct Answer Incorrect Answer
    B Nitrogen fixation rates Correct Answer Incorrect Answer
    C Soil pH changes Correct Answer Incorrect Answer
    D Plant root growth Correct Answer Incorrect Answer

    Solution

    Explanation: The rhizosphere: soil (R:S) ratio is used to quantify the difference in microbial populations between the rhizosphere and non-rhizosphere soils.

    Practice Next