Mass Extinctions

What is a mass extinction?

• When all the species in a particular area on earth suddenly go extinct
• When multiple species from all over the earth suddenly go extinct 
• When one species goes extinct due to habitat changes
• When all life on earth is wiped out 

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

Tags

NGSS.MS-LS4-1

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

What word do we use to describe a species which has no members still living?

• endangered
• extinct

Tags

NGSS.MS-LS4-1

True or False: Human beings are wiping out species much faster than nature creates them, causing what scientists call a "6th extinction"

• true

• false

Tags

NGSS.HS-LS4-5

The dinosaurs went extinct in the __________ Mass extinction

• Cretaceous-Tertiary (KT)

• Triassic Jurassic

• Ordovician-Silurian

• None of the options

Tags

NGSS.MS-LS4-1

Which of the following is NOT an explanation as to why the dinosaurs went extinction?

• Volcanic eruption

• Meteorite strike

• Massive earthquakes

• All of the options explain why dinosaurs went extinct

Tags

NGSS.MS-LS4-1

The Florida panther is a large cat related to lions. Panthers eat deer, rodents, and farmers' livestock. Panthers once lived in Tennessee. Which of these most likely caused panthers to disappear from Tennessee?

• Panthers in Tennessee were unable to reproduce.
• People hunted panthers and destroyed their habitats.
• Natural predators killed and ate all the panthers in Tennessee.
• Panthers in Tennessee ran out of food. 

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which of the following species is extinct?

• woolly mammoth
• giant panda
• bald eagle
• green sea turtle

Tags

NGSS.MS-LS4-1