Unit 3 Earth's Biological History Test

Front

What is a gap in the geologic record where rock layers have been lost due to erosion called?

Back

Unconformity

Tags

NGSS.MS-ESS1-4

Front

Are faults and magma intrusions older or younger than the rock they cut through?

Back

Younger

Tags

NGSS.MS-ESS1-4

Front

What explains the concept of mutations in a species?

Back

Individual organisms within a species are born with different traits. Beneficial traits allow organisms to survive and pass on those traits.

Tags

NGSS.MS-LS3-1

NGSS.MS-LS4-4

Front

What percentage of the species that have ever lived are alive today?

Back

1%.

Front

What was Lamarck's Theory of Evolution based on?

Back

Acquired Traits.

Front

Define 'geologic time scale'.

Back

A system of chronological dating that relates geological strata to time.

Tags

NGSS.MS-ESS1-4

Front

What is the significance of fossils in understanding Earth's biological history?

Back

Fossils provide evidence of past life forms and their evolution over time.

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Front

Explain the concept of natural selection.

Back

Natural selection is the process where organisms better adapted to their environment tend to survive and produce more offspring.

Tags

NGSS.MS-LS1-4

NGSS.MS-LS4-4

Front

What is the difference between relative dating and absolute dating in geology?

Back

Relative dating determines the sequence of events, while absolute dating provides a specific age.

Front

What role do mutations play in evolution?

Back

Mutations introduce genetic variation, which can lead to new traits that may be beneficial for survival.

Tags

NGSS.MS-LS3-1

NGSS.MS-LS4-4