微生物的七级分类单元对应的英文分别是（）。 A: Kingdom、Phylum、Class、Order、Family、Genus、Species B: Kingdom、Phylum、Order、Class、Family、Genus、Species C: Kingdom、Order、Phylum、Class、Family、Genus、Species D: Kingdom、Phylum、Class、Family、Order、Genus、Species

Which of the following is the correct sequence (from broad to specific) of the major taxonomic categories? A: domain, kingdom, phylum, class, order, family, genus, species B: domain, species, genus, family, order, class, phylum, kingdom C: phylum, class, kingdom, domain, order, species, family, genus D: kingdom, order, class, phylum, family, genus, species E: genus, species, domain, phylum, class, order, family, kingdom

Which phylum is characterized by pentameral symmetry (五辐射对称)? A: Mollusca B: Ctenophora C: Echinodermata D: Chaetognatha (毛颚动物门)

动物分类系统由大到小有界、门、纲、目、科、属、种,其中“界”的英文是Kingdom,门的英文是Phylum,纲的英文是Class,目的英文是Order,科的英文是Family,属的英文是Genus,种的英文是Species。