WorksheetsEarth's Geological History
Total questions: 18
Worksheet time: 10mins
The diagram shows a section of land that has been undisturbed and includes a fossil.What can be concluded about the fossil?
The fossil is younger than the limestone.
The fossil is older than the shale.
The fossil is approximately the same age as the limestone.
It is approximately the same age as the sandstone.
Pangaea refers to a...
large supercontinent
Greek superhero
Tropical fern
Mass extinction
A paleontologist just discovered a Flower fossil. In which layer do you think the fossil was found in?
Cenozoic Layer
Mesozoic Layer
Paleozoic Layer
Late Proterozoic Layer
The geologic time scale is divided up 4 large units of time called:
Eons
Eras
Periods
Epochs
Approximately how many years ago did Earth form?
460 years
460,000 years
4.6 million years ago
4.6 billion years ago
What is a mass extinction?
The emergence of new life species to appear in a short time period.
The emergence of very large species.
The loss or death of a large species.
The loss or death of many different species in a short time period.
Which of the following is a requirement of index fossils?
Lived over a vast time period but found only in one location
lived only for a short time but was found all over the world
Not a prevalent species at any time
Still alive today
Which Era was dominated by dinosaurs?
Paleozoic
Mesozoic
Cenozoic
Cambrian
Which segment of time is the smallest?
Eon
Era
Period
Epoch
Which era began with the early invertebrates, such as trilobites and brachiopods.
Paleozoic
Mesozoic
Cenozoic
