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All the following statements are correct about the reproductive system of earthworm, but one is wrong. which one is wrong?
There are two pairs of testes one pair in the 10th and one pair in 11th segment
One pair of ovaries attached at the inter-segmental setum of the 12th and 13th segments
Two pairs of accessory glands one pair each in 18th and 19th segments
four pairs of spermatheca are located in 6th - 9th segments, one pair in each segments
Answers (1)
As we learned
Male sex organ in earthworm -
Earthworm contains two pairs of testis in 10th and 11th segment, surrounded by testes sac. Testes sacs are connected to seminal vesicles (2 pairs) in 11th and 12th segment maturation of sperms takes place in seminal vesicle.
- wherein
From each testis sac, vas deferences carries the sperm up to 18th segment where they join the prosthatic duct from prostate gland. Accessory glands are present on the neutral surface of 17th and 19th segments which opens through genital papillae (male reproductive organs).
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