Geological eons, eras and periods

Quiz instructions

Quiz by

Rate:

Last updated: October 2, 2019

You have not attempted this quiz yet.

More quiz info >>

6:00

Enter answer here

/ 22 guessed

The quiz is paused. You have remaining.

Copied!

Scoring

You scored / = %

This beats or equals % of test takers also scored 100%

The average score is

Your high score is

Your fastest time is

Keep scrolling down for answers and more stats ...

Eons	Name	Etymology (Greek)
4.6-4.0 billion years ago	Hadean	Underworld
4.0-2.5 bya	Archean	Origin
2.5 bya-541 million years ago	Proterozoic	Early life
541 mya to present	Phanerozoic	Visible life
Eras of current eon
541-252 mya	Paleozoic	Old life
252-66 mya	Mesozoic	Middle life
66 mya to present	Cenozoic	New life
Periods of current eon
Everything before current eon	Precambrian
541-485 mya	Cambrian	Wales (Latin)
485-443 mya	Ordovician	A Celtic tribe from Wales
443-419 mya	Silurian	A Celtic tribe from Wales
419-359 mya	Devonian	Devon, England
359-299 mya	Carboniferous	Coal-bearing (Latin)
299-252 mya	Permian	Perm, Russia
252-201 mya	Triassic	Three
201-145 mya	Jurassic	Jura Mountains in the Alps
145-66 mya	Cretaceous	Chalk (Latin)
66-23 mya	Paleogene	Old born
23-2.58 mya	Neogene	New born
2.58 mya to present	Quaternary	Four (Latin)
Epochs of current period
2.58 mya-11.7 thousand years ago	Pleistocene	Most new
11.7 thousand years ago to present	Holocene	Entirely new

Save Your Stats

Your Next Quiz

How many of the world's 24 most populous countries can you name?

Can you identify these brands based on their logos?

20 random countries have been removed from the map of the world! Can you identify them in 3 minutes?

In each randomized group, name any answer which matches the first category to reveal the second category, etc...

Comments

No comments yet