Biogeology Mass Extinction

Extinction is best defined as...

• Complete loss or death of a species

• An abnormally large amount of species die out simultaneously or within a short period of time

• Change in global or regional climate patterns

• Change in climate during which glaciers covered much of the Earth

Tags

NGSS.MS-LS4-1

Mass Extinction is best defined as....

• Complete loss or death of a species

• an abnormally large amount of species die out simultaneously or within a short period of time

• Change in global or regional climate patterns

• Change in climate during which glaciers covered much of the Earth

Tags

NGSS.MS-LS4-1

Mass extinctions are theorized to have occurred due to asteroid impacts, volcanism, and climate change.

• True

• False

Tags

NGSS.MS-ESS3-2

NGSS.MS-LS4-1

There have been 5 mass extinctions in Earth's history. Which of the following answer choices was a cause of these extinctions?

• 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

Which extinction is considered the largest mass extinction in Earth's history? Basically 96% of all species on Earth disappeared.

• Ordovician Extinction

• Devonian Extinction

• Permian Extinction

• Triassic Extinction

• Cretaceous Extinction

There have been _____ mass extinction events in Earth's history.

• 3

• 4

• 5

• 2

Tags

NGSS.MS-LS4-1

According to most scientists, what is the ultimate cause of most mass extinctions?

• overhunting

• evolution of new species to replace old ones

• major change in environment or climate

• asteroid impact

Tags

NGSS.MS-LS4-1

At the end of the Mesozoic Era there was a mass extinction.  Which of the following is attributed as being the main cause?

• asteroid or comet impact

• major volcanic eruption

• earthquakes

• climatic changes

Tags

NGSS.MS-LS4-1

Which of the following is a man-made cause of extinction?

• impact from an asteroid or comet

• competition among species

• global cooling during ice ages

• habitat destruction

Tags

NGSS.MS-ESS3-4

Which of the following is a natural cause of extinction?

• pollution

• clearing trees in a rainforest

• climate change

• volcanic eruptions

Tags

NGSS.MS-LS4-1