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Which one of the following correctly describes the location of some body parts in the earthworm Pheretima ?
Option: 1
Four pairs of spermathecae in 4 - 7 segments.
Option: 2
One pair of ovaries attached at intersegmental septum of 14th and 15th segments.
Option: 3
Two pairs of testes in 10th and 11th segments.
Option: 4
Two pairs of accessory glands in 16 - 18 segments.
Answers (1)
In Pheretima or earthworms, a pair of accessory glands are present in the 17th and 19th segments. They are ventrolaterally present below the alimentary canal, it is quite closer to the either side of the ventral nerve cord or mid-ventral line.
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