(D) In earthworms,the female reproductive system consists of a pair of ovaries,which are located laterally in the $13^{th}$ segment.Additionally,there

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(D) In earthworms,the female reproductive system consists of a pair of ovaries,which are located laterally in the $13^{th}$ segment.Additionally,there are $4$ pairs of spermathecae located in the $6^{th}$ to $9^{th}$ segments ($1$ pair per segment).Since none of the provided options ($A$,$B$,or $C$) correctly describe these anatomical features,the correct answer is $D$.

Class 11 Biology Structural Organisation in Animals Anatomy of Earthworm

Medium

Which of the following statements is correct regarding the female reproductive system of an earthworm?

A
It consists of two large ovaries,lying laterally in the $6^{th}-7^{th}$ abdominal segments.
B
Each ovary is formed of a group of five ovarian tubules or ovarioles,containing a chain of developing ova.
C
$A$ pair of spermatheca is present in the $5^{th}$ segment which opens into the genital chamber.
D
None of the above