NEET Biology Animal Kingdom Question Bank Phylum Arthropoda

  • question_answer
    Male and female Cockroaches can be distinguished externally through [CBSE PMT 1991; Pb. PMT 1994, 97; RPMT 1995, 98; CPMT 1996, 98]

    A) Anal styles in male

    B) Anal cerci in female

    C) Anal style and antennae in females

    D) Both (a) and (c)

    Correct Answer: A

    Solution :

    Cockroach is unisexual and exhibit sexual dimorphism. In male?s ninth segment bears a pair of anal styles ventrally.


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