Chapter 18.1

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What are the goals of binomial nomenclature and systematics?

In binomial nomenclature, each species is assigned a two-part scientific name. The goal of systematics is to organize living things into groups that have biological meaning.

What is the order of classification? [biggest to smallest]

Kingdom Phylum Class Order Family Genus Species

The largest taxonomic category is the Linnaean system of classification is the _______, while the smallest is the ______.

Kingdom; Species

Why is it confusing to refer to organisms by common names?

One animal can have multiple common names or two animals can have the same common name making it confusing.

How did Linnaeus group species into larger taxa?

Over time, Linnaeus's original classification system expanded to include seven hierarchical taxa: species, genus, order, class, phylum, and kingdom.

Similar classes are grouped into a _____, and similar orders are grouped into a _____.

Phylum; Class

Modern systematic try to group organisms based on

evolutionary relationships

What is the science of naming and grouping organisms called?

systematics

What is the first name in the binomial nomenclature called?

the genus name


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