Extinction, Fossils, Geologic Time Scale

What is a mass extinction?

• The introduction of a new species to an ecosystem

• A significant event where a large number of Earth's species become extinct in a short period of time

• A gradual decrease in biodiversity over millions of years

• The evolution of a species into a new form

Tags

NGSS.MS-LS4-1

What event causes environmental upheaval due to the release of greenhouse gases and ash into the atmosphere?

• Earthquakes

• Volcanic Activity

• Industrial Pollution

• Ocean Acidification

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NGSS.HS-ESS2-4

NGSS.HS-ESS2-6

NGSS.HS-ESS3-5

What is known as the "Great Dying"?

• Cretaceous-Paleogene Extinction

• Permian-Triassic Extinction

• Devonian Extinction

• Ordovician-Silurian Extinction

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NGSS.MS-LS4-1

What was the likely cause of the Permian-Triassic Extinction?

• Asteroid impact

• Massive volcanic eruptions in Siberia

• Rapid sea-level changes

• A sudden drop in global temperatures

Tags

NGSS.MS-LS4-1

Species that are in danger of becoming extinct are called __________.

• endangered

• not lucky

• extinct

• in a jam

Humans are causing extiction in which ways?

• By over hunting animals for food or products.
• By destroying the natural habitat of species.
• By polluting the environments of the world.
• All of the above.

Tags

NGSS.HS-LS2-7

NGSS.HS-LS4-5

What would most likely happen if a bird species had fewer and fewer offspring each year?

• The species would move to another ecosystem.
• There would be too many birds.
• The species would become endangered.
• Predators of the species would increase in number.

Tags

NGSS.MS-LS1-4

NGSS.MS-LS2-4

Which of the following is NOT a reason a species may become extinct?

• competition
• reproducing
• habitat loss
• overhunting

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-4

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

• 3
• 4
• 5
• 2

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NGSS.MS-LS4-1

NGSS.MS-ESS1-4

Which organisms are most likely to survive?

• the best adapted

• the laziest

Tags

NGSS.MS-LS4-4