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  5. 6.1.4: Mass Extinctions
6.1.4: Mass Extinctions

6.1.4: Mass Extinctions

Assessment

Presentation

Science

8th Grade

Easy

NGSS
MS-ESS1-4, HS-LS4-5, MS-ESS3-4

+1

Standards-aligned

Created by

Nancy Osborne

Used 4+ times

FREE Resource

21 Slides • 4 Questions

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Multiple Choice

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According to the law of superposition, the oldest fossils are found

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At the top of the rock layers

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Near the bottom of the rock layers

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Somewhat near the surface

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Multiple Choice

Why is it challenging for scientists to determine the exact cause of the Ordovician extinction?

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multiple potential causes
occurring simultaneously

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conflicting geological evidence from different regions

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lack of fossil records from the Ordovician period

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Multiple Choice

Which of the following is believed to be a significant contributing factor to the Cretaceous extinction event?

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asteroid impact

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glacial growth

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climate change

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Multiple Choice

Fishing tuna at a rate of more than they can replace themselves is known as?

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Habitat destruction

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Pollution

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Overharvesting

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