ACROSS 4 The science that deals with the nomenclature of organisms 5 is a taxonomic rank that is composed of smaller groups called phyla or division 7. Taxonomist us. 9. Our prehistoric language because it is a dead language, and it no longer evolves. needed to name plants and animals for their own survival. 10 a taxonomic rank used in classifying organisms generally below the class and c 11. refers to the largest of all groups in the classification of life DOWN 1. classification is therefore primarily for the convenience of those who compile information about the numerous organisms on this planet as well as those who look for such information. 2. A sample of nomenclature. 3. Organism with more than one common name can lead to 6. Mammalia = Mammals 8. Cocos = coconut