Biogeology Mass Extinction

The rock and fossil record shows that...

• all of the changes during Earth's history have been slow and gradual.

• both gradual and sudden changes have occurred during Earth's history.

• all of the changes during Earth's history have been very sudden.

• the Earth has not changed very much over the course of its history.

There have been 5 mass extinctions in Earth's history. Which of the following answer choices was a cause of these extinctions? You may select more than one answer. Check all that apply.

• increased carbon dioxide (CO2) levels in the atmosphere

• an asteroid impact

• melting of glaciers and rising sea levels

• widespread volcanic activity

• All of them

Tags

NGSS.MS-LS4-1

Is the disappearance of between one-fourth and one-half of all life forms on Earth in an unusually short period of time

• threatened species

• endangered species

• mass extinction

• extinct species

Tags

NGSS.MS-LS4-1

The Father of Paleontology, Georges Cuvier, noticed that certain bones he found came from _______________________________.

• remains from aliens

• animals that no longer existed when their bones were discovered

• animals that were lost

• remains of animals from the future

Tags

NGSS.MS-LS4-1

Which answer choice below is human behavior that may help prevent a sixth mass extinction?

• habitat loss: clearing a 400 acre forest to build a new shopping mall.

• pollution from factories and automobiles.

• burning fossil fuels: using natural resources, like coal, to heat homes or power factories.

• solar energy; using the sun as a source of energy to heat our buildings and provide electric power.

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-5

There have been 5 mass extinctions in Earth's history. Which of the following mass extinctions occurred first?

• End Permian

• Triassic

• Late Devonian

• End Ordovician

Which of the following events resulted in the most species extinctions overall?

• Triassic

• End Permian

• Late Devonian

• Cretaceous (KT Event)

Tags

NGSS.MS-LS4-1

a species that no longer exists

• mass extinction

• endangered species

• extinct species

• threatened species

Tags

NGSS.MS-LS4-1

Which of the following is the BEST reason for why a species would become extinct?

• environmental changes

• biodiversity

• migration

• evolution (The ability to change a species over time)

Tags

NGSS.MS-LS4-1

NGSS.MS-LS2-4

A comet or asteroid impact on the earth is a frequently suggested cause for many of the mass extinctions. For which of the major mass extinctions does the most evidence exist that this was the main trigger for the event?

• End Permian

• Cretaceous (KT Event)

• Late Devonian

• Triassic

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2