Share/Like This Page
Print Instructions

NOTE: Only your test content will print.
To preview this test, click on the File menu and select Print Preview.

See our guide on How To Change Browser Print Settings to customize headers and footers before printing.

Geologic Time (Grade 10)

Print Test (Only the test content will print)
Name: Date:

Geologic Time

Geologic time encompasses all time since
  1. the formation of the universe.
  2. the formation of the solar system.
  3. the formation of Earth.
  4. the formation of life.
Order the divisions of geological time from the longest to the shortest.
  1. epochs, periods, eras, eons
  2. eons, epochs, eras, periods
  3. periods, epochs, eras, eons
  4. eons, eras, periods, epochs
Geologic eras are largely determined by
  1. Earth's orbital position.
  2. shifts in the fossil record.
  3. average global temperatures.
  4. distribution of rock sequences.
Which correctly orders the three recent geologic eras from oldest to most recent?
  1. Mesozoic, Paleozoic, Cenozoic
  2. Paleozoic, Cenozoic, Mesozoic
  3. Mesozoic, Cenozoic, Paleozoic
  4. Paleozoic, Mesozoic, Cenozoic
Which is the earliest division of time on the geological time scale?
  1. Hadean
  2. Archean
  3. Quaternary
  4. Phanerozoic
The Archean Eon ranges from approximately                 billion years ago.
  1. 0.5 - 0.1
  2. 2.5 - 0.5
  3. 4.0 - 2.5
  4. 4.5 - 4.0
In which geologic era do we currently live?
  1. Proterozoic
  2. Paleozoic
  3. Mesozoic
  4. Cenozoic
Which was the largest mass extinction event, killing over 90% of all species?
  1. Permian–Triassic
  2. Ordovician–Silurian
  3. Triassic–Jurassic
  4. Cretaceous–Paleogene
Trilobites and other early arthropods first appeared during what geologic period?
  1. Devonian
  2. Eocene
  3. Cambrian
  4. Permian
During which time did free oxygen begin to build-up in Earth's atmosphere?
  1. Archean
  2. Paleozoic
  3. Mesozoic
  4. Proterozoic
You need to be a member to access free printables.
Already a member? Log in for access.    |    Go Back To Previous Page