Identify P, Q, and R in the given diagram of | vedclass

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Question

(D) In the male reproductive system of a cockroach $(Periplaneta 	ext{ } americana)$: $P$ represents the Testis, which are paired structures located

Vedclass · Accepted Answer

Testis, Fat body, Ejaculatory duct

Vedclass · Answer

(D) In the male reproductive system of a cockroach $(Periplaneta 	ext{ } americana)$: $P$ represents the Testis, which are paired structures located on the $4^{th}$ to $6^{th}$ abdominal segments. $Q$ represents the Fat body, which is a storage tissue found in the abdominal cavity. $R$ represents the Ejaculatory duct, which opens into the male gonopore situated ventral to the anus. Therefore, the correct identification is $P = 	ext{Testis}, Q = 	ext{Fat body}, R = 	ext{Ejaculatory duct}$.

List-$I$	List-$II$
$A$. The structures used for storing of food	$I$. Gizzard
$B$. Ring of $6-8$ blind tubules at junction of foregut and midgut.	$II$. Gastric Caeca
$C$. Ring of $100-150$ yellow coloured thin filaments at junction of midgut and hindgut.	$III$. Malpighian tubules
$D$. The structures used for grinding the food.	$IV$. Crop

Identify $P, Q$, and $R$ in the given diagram of the male reproductive system of a cockroach.

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