Geologic Time Chart Test

The Geologic Time Chart Test was created by Pamela J. W. Gore,
Georgia Perimeter College, Georgia, and is used here with permission.
Type your answers in the white blocks, then go to the bottom of the page and click on the button marked "Submit Answers for Correction". A box will open which will tell you the answers you missed. Click OK and it will give you the number correct, the number left blank, and the number wrong. Spelling counts!
Eon Era Period Epoch Date
(Millions of years
before present)
End of Mesozoic m.y.
End of Paleozoic m.y.
End of Precambrian m.y.

Pleased with your results? Email them to Professor Gastaldo.

The Geologic TimeChart Test was created by Pamela J. W. Gore. Correction Script written by Jonathan Challen, Georgia Perimeter College, Georgia, April 1998. Original Course Site: Historical Geology.

Dates based on Gradstein et al., (2004) Geologic Time Scale 2004. The Permian/Triassic date is based on Mundil et al. (2004). Modified with permission for use at Colby College February 2000.