🩺 NEET🧬 Biology

Which of the following characteristics is incorrect with respect to cockroach? [NEET 2021]

aHypopharynx lies within the cavity enclosed by the mouth parts.

bIn females, sterna together form a genital pouch.

cabdominal segment in both sexes, bears a pair of anal cerci.

dA ring of gastric caeca is present at the junction of midgut and hind gut.

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