Text of scienceOnline version you have to say the correct anwer by Carmen Lea Álvarez 1 Which two types are in cnidarians? a polyps and sponges b polyps and aquatic animals c polyps and jellyfish d polyps and dogs 2 Which ones are all characterictis of poriferans or sponges? a complex animals and like rocks b simplest animals and vertebrates c simplex animals and with spores d simplex animals and fix to rocks 3 The two types of platyhelminthes: a parasites and non-parasites b parasites and insects c parasites and symbiothics 4 Nemathodes are: a human parasites ans insects b round worms and human parasites c round worms and polyps d insects and animals 5 Poriferans, cnidarian, platyhelminthes and nematodes are: a vertebrates b parasites and insects c simplex animals and with spores d invertebrates e vertebrates f parasites and insects
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