Mass extinction events

Which mass extinction event is the most well known?

(Hint: The extinction of all non-avian dinosaurs)

• Devonian

• Permian-triassic

• Triassic-jurassic

• Cretaceous-tertiary

Tags

NGSS.MS-LS4-1

Which mass extinction event was caused by plankton supplying too much oxygen?

• Permian

• Devonian

• Ordovician

• Triassic-Jurassic

Tags

NGSS.MS-LS4-1

What happens after mass extinction events?

• All life ceases.

• Life starts over.

• Another species dominates the planet.

Tags

NGSS.MS-LS4-1

What does extinction mean?

• A species completely disappears from the planet.

• A species' population is dwindling.

• A species adapts or changes over time.

• A species dominates an area.

Tags

NGSS.MS-LS4-1

NGSS.MS-LS2-4

What can past mass extinctions teach us?

• The future trajectory of our own planet.

• To live in constant fear.

• Life finds a way.

• To move to another planet.

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

The ________-________ was the mass extinction event that allowed the dinosaurs

to flourish.

Tags

NGSS.MS-LS4-1

Would humans have evolved enough to dominate the Earth without

mass extinction events?

• Yes.

• No.

Tags

NGSS.MS-LS4-1

Which mass extinction event led to the annihilation of multiple tropical

marine species due to rapid ocean cooling?

• Ordovician

• Devonian

• Permian

• Triassic-Jurassic

Tags

NGSS.MS-LS4-1

Scientists can see when Mass extinction events happened using ______ ______.

Tags

NGSS.MS-LS4-1

Mass extinction events happen every...

• 2-3 years

• 10 million to 30 million years

• 20 to 60 million years

Tags

NGSS.MS-LS4-1