Mass Extinctions Practice

The __ extinction, which occurred about 66 million years ago, is famous for wiping out the dinosaurs.

• Cretaceous-Paleogene

• Permian-Triassic

• Triassic-Jurassic

• Ordovician-Silurian

Tags

NGSS.MS-LS4-1

The largest known mass extinction event is called the __ extinction, which happened about 252 million years ago.

• Permian-Triassic

• Cretaceous-Paleogene

• Triassic-Jurassic

• Ordovician-Silurian

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

During a mass extinction, more than __ percent of species on Earth may become extinct in a relatively short period of time.

• seventy-five

• fifty

• twenty-five

• ninety

Tags

NGSS.HS-LS4-5

The __ hypothesis suggests that a large asteroid impact caused the extinction of the dinosaurs.

• Alvarez

• Darwin

• Einstein

• Newton

The current biodiversity crisis, potentially leading to a sixth mass extinction, is largely attributed to __ activities.

• human

• natural

• alien

• geological

Tags

NGSS.MS-ESS3-4

Which of the following is NOT considered one of the "Big Five" mass extinctions?

• Ordovician-Silurian extinction

• Devonian extinction

• Triassic-Jurassic extinction

• Cambrian extinction

Tags

NGSS.MS-LS4-1

What is the primary cause of the current biodiversity crisis?

• Volcanic eruptions

• Asteroid impacts

• Climate change and habitat destruction

• Natural selection

Tags

NGSS.MS-ESS3-4

Which mass extinction event is associated with the rise of mammals?

• Permian-Triassic extinction

• Cretaceous-Paleogene extinction

• Triassic-Jurassic extinction

• Devonian extinction

What evidence supports the asteroid impact theory for the Cretaceous-Paleogene extinction?

• Fossilized dinosaur bones

• Iridium-rich clay layer at the K-Pg boundary

• Volcanic rock formations

• Ice core samples

Which group of organisms was least affected by the Permian-Triassic extinction?

• Marine invertebrates

• Terrestrial vertebrates

• Plants

• Insects

Tags

NGSS.MS-LS4-1