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    Question

    Among the following, which represents a true example of

    a biological control strategy used specifically against insect pests?
    A Herbicides Correct Answer Incorrect Answer
    B Wildlife refuges Correct Answer Incorrect Answer
    C Pesticides Correct Answer Incorrect Answer
    D Sex hormones Correct Answer Incorrect Answer
    E Parasitoid wasps Correct Answer Incorrect Answer

    Solution

    Parasitoid wasps lay eggs in or on insect pests, leading to their death, making them classical biological control agents. Sex hormones can be used for disruption but are not strictly biological control.

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