AIIMS 2019 Zoology Cockroach MCQ Question
Characteristics of female cockroach
Presence of anal style
Each ovary is made up of '6' ovarioles
One pair spermatheca present and opens in genital chamber
Genital pouch is made up of 9ᵗʰ, 10ᵗʰtergum and 9ᵗʰ sternum
Correct Answer
Detailed Explanation
Option C is correct because female cockroaches possess a single pair of spermathecae, which are specialized structures that store sperm and open into the genital chamber, facilitating reproduction. Option A is incorrect as anal styles are typically found in male cockroaches, not females. Option B is misleading; female cockroach ovaries consist of multiple ovarioles, usually more than six, depending on the species. Option D is also incorrect because the genital pouch is formed by the 8th and 9th tergites and the 8th sternum, not the 9th and 10th tergites.
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