WorksheetsGeologic Time Quiz
Total questions: 20
Worksheet time: 24mins
Cenozoic
Approximately how old is Earth?
12 billion years old
4.6 billion years old
2 million years old
65 million years old
Using the Geologic Time Scale, we are in the _____ epoch.
Miocene
Pliocene
Eocene
Holocene
_____ is the Age of the Reptiles.
Paleozoic
Mesozoic
Cenozoic
Archean
What are the names of ALL parts of the geologic time scale in correct order from broadest to narrowest?
era, period, eon
eon, era, period, epoch
era, eon, epoch, period
eon, era, epoch, period
What era did trilobites, fish, and other marine organisms dominate?
Precambrian
Paleozoic
Mesozoic
Cenozoic
Which era is the most recent, the one that we are currently in?
Mesozoic
Paleozoic
Cenozoic
Precambrian
Which is true?
Humans have only lived for a very short time on the geologic timescale.
Humans have lived on Earth since the beginning of the geologic timescale.
Humans have lived on Earth since the beginning of the Cenozoic Era.
Humans have lived on Earth for about half of the geologic timescale.
This change in life marked the beginning of the paleozoic era and took us out of precambrian time.
hard parts and exoskeletons
soft parts and exoskeletons
oxygen and soft parts
oxygen and one celled organisms
True or False. The permian extinction wiped out nearly 95% of all life on Earth 251 million years ago.
True
False
When did the first birds appear?
Cambrian
Permian
Cretaceous & Triassic
Mesozoic and Jurassic
During precambrian time, what species was most common?
fish and amphibians
bacteria and algae
birds and reptiles
mammals and plants
The break up of this super continent at the end of the mesozoic era, created large amounts of diversity on Earth
pangea
panthalsia
gondwana
laurasia
