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How many spermathecal apertures are present in an earthworm?(a) Two(b) Four(c) Six(d) EightThis question was addressed to me during a job interview.The question is from Animals in portion Structural Organisations in Animals of Biology – Class 11 |
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Answer» RIGHT answer is (d) Eight The EXPLANATION is: Four pairs or eight spermathecal apertures are SITUATED on the ventrolateral sides of the intersegmental GROOVES, i.e., 5-9 segments. A single female GENITAL pore is present in the mid-ventral line of 14^th segment. |
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