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WorksheetsGeologic Time Scale
Total questions: 10
Worksheet time: 13mins
What is the name of the most recent era in geologic time?
Precambrian
Paleozoic
Mesozoic
Cenozoic
How long ago did dinosaurs roam Earth's surface?
65 million years ago
180 million years ago
345 million years ago
405 million years ago
During which period did conifers such as pine trees first appear?
Triassic
Jurassic
Cretaceous
Tertiary
During which period did snakes first appear?
Permian
Carboniferous
Devonian
Silurian
Which era lasted the longest?
Cenozoic
Mesozoic
Paleozoic
Precambrian
Which era did fungi first appear?
Cenozoic
Mesozoic
Paleozoic
Precambrian
The Earth is _____________________ years old.
4.6 million
4.6 billion
4.6 trillion
4.6 zillion
How many divisions of time are there in the geologic time scale?
1
2
3
4
What is the largest/major unit of geologic time?
Epoch
Period
Era
What is the most recent period of geologic time?
Cenozoic
Quaternary
Recent
