
Unit 3 Earth's Biological History Test

Flashcard
•
Science
•
8th Grade
•
Hard
+5
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a gap in the geologic record where rock layers have been lost due to erosion called?
Back
Unconformity
Tags
NGSS.MS-ESS1-4
2.
FLASHCARD QUESTION
Front
Are faults and magma intrusions older or younger than the rock they cut through?
Back
Younger
Tags
NGSS.MS-ESS1-4
3.
FLASHCARD QUESTION
Front
What explains the concept of mutations in a species?
Back
Individual organisms within a species are born with different traits. Beneficial traits allow organisms to survive and pass on those traits.
Tags
NGSS.MS-LS3-1
NGSS.MS-LS4-4
4.
FLASHCARD QUESTION
Front
What percentage of the species that have ever lived are alive today?
Back
1%.
5.
FLASHCARD QUESTION
Front
What was Lamarck's Theory of Evolution based on?
Back
Acquired Traits.
6.
FLASHCARD QUESTION
Front
Define 'geologic time scale'.
Back
A system of chronological dating that relates geological strata to time.
Tags
NGSS.MS-ESS1-4
7.
FLASHCARD QUESTION
Front
What is the significance of fossils in understanding Earth's biological history?
Back
Fossils provide evidence of past life forms and their evolution over time.
Tags
NGSS.MS-LS4-1
NGSS.MS-LS4-2
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