Which of the following phyla is considered the most successful of all animal phyla containing more than 1,000,000 species?Multiple choice question.ArthropodaMolluskaAnnelidaNematoda

What is the largest animal phylum in terms of number of species?Group of answer choicesArthropodsMollusksAnnelidsVertebratesRoundworms

Within phylum Cnidaria, the class that includes the most species is Blank______.Multiple choice question.ScyphozoaStaurozoaHydrozoaCubozoaAnthozoa

Although animals are found in a diversity of habitats, most phyla occur in Multiple choice question.the sea.in fresh water.on land.

Select all that applyThe Lophotrochozoa includes the phyla Blank______ and Blank______.Multiple select question.ArthropodaMolluscaAnnelidaNematoda

What animal group contains 60,000 species, most of which are vertebrates?Multiple choice question.EchinodermsPlatyhelminthesArthropodsChordates