Exam 20: The Classification and Evolution of Organisms

From largest to smallest:

Which of the following rows is a correct match?

The __________ is a word added to the genus name to identify which one of several species within the genus we are discussing.

A viroid is

Humans are the only surviving member of this genus, although other members of this genus existed in the past.

Which of the following rows is a correct match?

The science that names and groups organisms is

The method by which viruses multiply is known as

A technique that uses comparisons of many characteristics to help determine phylogenetic relationships is

Members of the Kingdom ____ are decomposers.

In studying fossils, biologists found an insect in a layer of clay, a flower in a layer of sand, a fish in a layer of mud, a reptile in a layer of clay, and a bird in a layer of rock. The insect probably lived at the same time as the

Cladistics is a tool used to

The taxonomic subdivisions from largest to smallest are

Species are a division of a

Athlete's foot, vaginal yeast infections, and ringworm are caused by

Alternation of sporophyte and gametophyte generations is a characteristic of

The largest grouping within a phylum is a

Spongiform encephalopathies are caused by

This type of rock is formed by the depositing of eroded particles in layers on the bottom of oceans, lakes or rivers.

Primarily multicellular eukaryotic organisms that obtain food by absorbing organic substances belong to the Kingdom