Organizing Life on Earth

Review Questions

What is used to determine phylogeny?

  1. mutations
  2. DNA
  3. evolutionary history
  4. organisms on earth

Hint:

C

What do scientists in the field of systematics accomplish?

  1. discover new fossil sites
  2. organize and classify organisms
  3. name new species
  4. communicate among field biologists

Hint:

B

Which statement about the taxonomic classification system is correct?

  1. There are more domains than kingdoms.
  2. Kingdoms are the top category of classification.
  3. Classes are divisions of orders.
  4. Subspecies are the most specific category of classification.

Hint:

D

On a phylogenetic tree, which term refers to lineages that diverged from the same place?

  1. sister taxa
  2. basal taxa
  3. rooted taxa
  4. dichotomous taxa

Hint:

A