Mass Extinctions 2022-2023

A species that no longer exists is said to be _______________.

• extinct

• endangered

• threatened

• born

Tags

NGSS.HS-LS4-5

A Mass Extinction wipe out one-fourth to one-half of all life on Earth in a short period of time.

• True

• False

Tags

NGSS.HS-LS2-6

NGSS.HS-LS4-5

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.HS-ESS3-4

NGSS.HS-LS2-7

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.HS-LS4-5

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

Tags

NGSS.HS-LS4-5

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

• Triassic

• End Permian

• Late Devonian

• Cretaceous (KT Event)

Tags

NGSS.HS-LS4-5

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.HS-LS4-5

A species whose population is decreasing.

• threatened species

• mass extinction

• endangered species

• extinct species

Tags

NGSS.HS-LS4-5

a species whose population has decreased to a point that it may die out

• extinct species

• threatened species

• mass extinction

• endangered species

Tags

NGSS.HS-LS4-5

a species that no longer exists

• mass extinction

• endangered species

• extinct species

• threatened species

Tags

NGSS.HS-LS4-5