Classify invertebrate animals upto phyla. Mention main characters and one or two example of each
phylum.
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Explanation:
porifera = simple diffuion occur pseudopods aceolomate
cnidaria= polymorphism acoelomates medusa polyp
platyhelminthe = acoelomates hermaphordite planaria
aschelminthis= nematodes round worm coelomates
annelida = segmented worm coelomates circulur and longitudinal muscel
arthopoda = feets coelomate
mollusca = shells amphibian
echinodermata= vertebrate trrestrial coelomates
hemichordata =vertebrate trrestrial coelomates
chordata=vertebrate trrestrial coelomates humans
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