WorksheetsGeologic Time Quiz
Total questions: 15
Worksheet time: 8mins
What is the longest unit of geologic time?
Epoch
Era
Eon
Period
What is a subdivision of a period?
Eon
Epoch
Era
Scale
What is the term for dying out of many species on Earth within a short period of time?
Extinct
Geographic isolation
Mass extinction
Land bridge
What is the youngest era of the Phanerozoic eon?
Paleozoic era
Mesozoic era
Cenozoic era
Supercontinent
What is an oxygen-poor environment where plant material changes into coal over time?
Inland sea
Coal swamp
Land bridge
Supercontinent
What is the term for a body of water formed when ocean water floods continents?
Inland sea
Coal swamp
Land bridge
Geographic isolation
What is the middle era of the Phanerozoic eon?
Paleozoic era
Mesozoic era
Cenozoic era
Supercontinent
What is the oldest era of the Phanerozoic eon?
Paleozoic era
Mesozoic era
Cenozoic era
Supercontinent
What is the term for an ancient landmass that separated into present-day continents?
Inland sea
Coal swamp
Supercontinent
Land bridge
What is the term for the separation of a population of organisms from the rest of its species due to a physical barrier?
Extinct
Geographic isolation
Mass extinction
Land bridge
What is a stretch of land that connects two continents that were previously separated by water?
Inland sea
Coal swamp
Supercontinent
Land bridge
What is a series of marks or points at known intervals?
Eon
Epoch
Scale
Period
What is a subdivision of an eon?
Epoch
Era
Period
Scale
What is the term for dying out?
Extinct
Geographic isolation
Mass extinction
Land bridge
What is a subdivision of an era?
Eon
Epoch
Period
Scale
