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    Question

    With respect to integrated pest management the threshold

    level means:
    A The level of pesticide required to manage a pest Correct Answer Incorrect Answer
    B The levels of pest populations at which one should control the pest to prevent the unacceptable injury Correct Answer Incorrect Answer
    C A type of structure designed to be more resistant to pest invasion Correct Answer Incorrect Answer
    D The levels of heat and moisture required for a pest to survive Correct Answer Incorrect Answer

    Solution

    The economic threshold Level (ETL) is the population density at which control measures should be determined to prevent an increasing pest population from reaching the Economic injury level.

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