New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    Which among the following is monophagous insect pest?

    A Pink bollworm Correct Answer Incorrect Answer
    B Whitegrub Correct Answer Incorrect Answer
    C Pink stemborer Correct Answer Incorrect Answer
    D Both (A) and (C) Correct Answer Incorrect Answer

    Solution

    Pink bollworm is monophagous pest and only attacks the cotton. Cotton bolls can be effectively protected from pink bollworm by spraying insecticides at 10 days interval till the effective boll formation.

    Practice Next