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Kingdom Animalia — Biology STD 11 Science — Question

Maharashtra BoardEnglish MediumSTD 11 ScienceBiologyKingdom Animalia2 Marks
Question
Explain the sexual dimorphism in Ascaris.
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Answer

Animals like Ascaris show sexual dimorphism. The male Ascaris is shorter and narrower than the female and has a curved posterior end with a pair of penial setae for copulation. The female Ascaris is relatively longer and broader and has a straight posterior end without penial setae.

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