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Long Answer Questions:1. Although group platyhelminthes, nematoda and annelida consists of worms still they are differentfrom each other. Explain.​

Answer»

Answer:

platyhelminthes CONSISTS of flat worms.they are dorsoventrally flattened and they have a gastrovascular cavity or no digestive system. and they have no segment. EXAMPLE, planaria.

nematode is a unsegmented pseudocoelamate. ther is no CIRCULATORY system is present. and consists of round worms

annelida consists of segmented worms .they have a closed circulatory system and are coelamate. consists of EARTHWORM and leeches.



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