Ventro-lateral sides of the 18th segment of Pheretima is provided with
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a
genital papillae
b
male genital pores
c
female genital pores
d
spermathecal openings
answer is B.
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Detailed Solution
Ventro-lateral sides of the 18th segment of Pheretima is provided with male genital pores.Genital papillae are present in 17th and 19th segments.Female gonopore is located on the mid-ventral side of 14th segment.Spermathecal openings are found on the intersegmental grooves 5/6, 6/7, 7/8 and 8/9.