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Stack #133758

End of Fourth Quarter Test

QuestionAnswer
Cenozoic Era Present Era of Geologic Time
Mesozoic Era middle era of Phanerozoic Eon, Time of Reptiles
Paleozoic Era First Era of Phanerozoic Eon
Natural Selection the natural process by which some organisms survive and reproduce because they have traits favorable to survival in an environment, while others die out because they lack those traits
Adaptation a trait or behavior that helps an organism to survive and reproduce
Variation differences within species based on traits
Population organisms in a particular environment that are adapted to living conditions there
Geological Time Scale the division of Earth’s history into smaller units based on the types of life-forms living during certain periods
Species a group of organisms that have similar characteristics to each other and that typically reproduce only with each other
Epoch the subdivision of periods during the Cenozoic era
Law of Superposition a scientific law stating that, in layers of undisturbed rock, the oldest are on the bottom and rocks become younger toward the top
Relative age no specific age in years is implied – a comparison of older and younger
Trilobite a hard-shelled animal whose body had three sections
Index fossils fossils formed from species that existed on Earth for short periods of time, were abundant, and were widespread geographically
Holocene epoch the present epoch of geologic time
Precambrian the oldest and longest span of geologic time
Eras the division of Earth’s history into smaller units based on the types of life-forms living during certain periods
Periods the subdivision of eras based on life existing at the time and on geologic events
James Hutton Father of Geology
Charles Darwin Proposed Natural Selection
Alfred Wegener Proposed Continental Drift
Lava Magma that has reached Earth's surface
Fault associated with Transform Boundary Strike-Slip
Fault associated with Divergent Boundary Normal
Fault associated with Convergent Boundary Reverse
Created by: Science Geek
Popular Earth Science sets

 

 



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