Chapter 4

Question 1

A derived character shared by members of a clade is formally called a ______.

Answer 1

Synapomorphy

Question 2

The man who developed the present system of classification was

Answer 2

Linnaeus

Question 3

A branching diagram who’s branches represent real lineages that occurred in the evolutionary past is called a _______.

Answer 3

Phylogenetic tree

Question 4

Which of the following terms is not relevant to cladistic systematics

Answer 4

Adaptive zone

Question 5

Unlike ancestral character states, variant forms of characters that arose later within the group are named _______ character

Answer 5

Derived

Question 6

True/False

The major criteria used for recognizing taxa in the evolutionary taxonomy are common descent and amount adaptive evolutionary change

Answer 6

True

Question 7

True/False

Character states that are found in a study group but are absent form an outgroup are defined as ancestral characters

Answer 7

False

Question 8

True/False

A taxon is monophyletic if it includes the most recent common ancestor of a group organisms and some but not all of the descendants of that ancestor

Answer 8

False

Question 9

Which of the following is no longer an important criterion for species recognition?

Answer 9

Possession of defining organismal features

Question 10

Which of the following concepts of species is most compatible with the goals of cladistic systematics

Answer 10

Phylogenetic