Fossil Record and Evolution

Which statement best describes dinosaurs?

• Dinosaurs evolved into other animals during the Cenozoic Era.

• Dinosaurs died out because of natural causes during the Paleozoic Era.

• Dinosaurs died out because of a mass extinction at the end of the Mesozoic Era.

• Dinosaurs died out because of natural causes and a mass extinction during the Paleozoic Era.

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What is extinction?

• All the fossils ever discovered on Earth

• a chart that divides Earth’s history into different time units.

• when the last individual organism of a species dies

• fossils that have characteristics of both ancestral organisms and organisms that evolved

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Biological evolution is the change over time in populations of related organisms.

• True

• False

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What role does evolution play during the Cenozoic Era?

• Evolution caused the extinction of the dinosaurs.

• Evolution did not play a role during the Cenozoic Era.

• Evolution led to mass extinctions, including many primate species.

• Evolution led to a greater diversity of living things, including humans.

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Which of the following can be learned by using the fossil record?

• When organisms changed or evolved

• when organisms appeared on Earth

• when organisms became extinct

• All the above

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A fossil is ____________.

• evidence of past life

• part of the fossil record

• found in sedimentary rock

• all of the above

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A ________ is a scientist who studies the fossil record to learn more about life on Earth.

• seismologist

• paleontologist

• biologist

• botanist

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Why are similar fossils found all over the world?

• The animals swam to new parts of the world before going extinct

• The land masses were once connected

• The organisms were transported to different areas of the world

• They are not similar fossils.

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Fossils are proof of ___________.

• Evolution

• A Higher Power

• Physics

• Newtons 2nd Law

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The mineralized remains of organisms, showing how long-dead organisms lived and how their bodies were structured

• Diversity

• Endangered

• Fossils

• Crude Oil

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