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Male cockroach can be distinguished by female due to presence of ______ in male.
(a)anal cerci
(b)anal styles
(c)different mouth parts
(d)longer legs

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Important Questions on Structural Organization in Animals
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In the gut of cockroach, hepatic caeca are present

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Peritrophic membrane is present in

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Common salivary duct of cockroach opens upon

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Identify the wrong statement w.r.t. cockroach.

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The length of Periplaneta americana is

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The exoskeleton of cockroach has hard plates called sclerites that are joined to each other by
