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Here are certain statements about cockroach, find the incorrect one.
*Note: Typing errors in options and question have been corrected.
(a)Head is formed by fusion of six segments.
(b)A pair of thread like antennae arise from membranous sockets lying in front of eyes.
(c)In males, genital pouch or chamber lies at the hind end of abdomen bounded dorsally by and terga and ventrally by the 9th sternum.
(d)In both sexes, the segment bears a pair of jointed filamentous structures called anal cerci.

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Important Questions on Animal Tissue
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Which of the following structure is associated with alimentary canal, yet has no role in digestion or absorption of food?

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Which of the following statement about Periplaneta is correct?
*Note: Typing errors have been corrected in option C.

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