History of Life on Earth Notes

The history of life traces what processes? How...

• living fossils and organisms evolved

• the migration of continents

• the formation of the solar system

• the invention of agriculture

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What does the history of life include?

• Earliest emergence of life to present day

• Only the age of dinosaurs

• Just the evolution of humans

• Only the last ice age

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Where is the history of life recorded?

• In the fossil record

• In the weather patterns

• In the ocean currents

• In the daily news

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What is the definition of a fossil?

• the preserved remains of a once-living organism.

• a type of rock formed from lava.

• a living animal found in the wild.

• a tool used by archaeologists.

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What kind of rock are fossils preserved in?

• Sedimentary rock

• Igneous rock

• Metamorphic rock

• Obsidian

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Fossils help scientists understand what?

• past environments may have been like.

• how to build machines.

• the future of technology.

• modern transportation methods.

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The remarkable thing is “When we get fossils out of the ground, they have features that are shared with features found in living organisms.”

• living

• ancient

• artificial

• mechanical

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Is the fossil record complete?

• No

• Yes, it is fully complete

• It is more than complete

• It is always complete

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Can you compare a femur of a dinosaur that was on Earth 68 mya with an animal today?

• Yes

• No, because dinosaur bones are not preserved

• No, because we do not know what a femur is

• No, because animals today do not have femurs

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The fossil record presents strong evidence for

• evolution

• photosynthesis

• gravity

• magnetism

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