Adaptations, Evolution, & Extinction Review

Describes a group of living things that are no longer living.

• fossil

• extinct

• endangered

• dinosaur

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The hardened remains of a living thing that died long ago.

• fossil

• extinct

• endangered

• minerals

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What needs to happen FIRST for a fossil to form?

• A plant or animal must be covered by sediment.

• A plant or animal must die and decompose.

• Sediments fill a a mold to form a cast.

• An earthquake shifts the land up.

Turtles look much like they did millions of years ago. What can we infer about turtle fossils?

• They did not change over time.

• The turtle survived the ice age.

• Turtles went extinct.

• Turtles were never endangered.

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A trait that helps a living thing survive is called an _______.

• trait
• adaptation
• survive
• reproduce

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Why Do aniamals Adapt?

• To make their life better
• To Survive in their envorment.
• To make people happy
• ALL of the above

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Charles Darwin came up with this theory 

• Natural Selection
• Mutation

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To adjust to a changing environment

• Mutation
• Adapt

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Darwin wrote that organisms with traits that are best suited to the environment will ________________

• increase in number
  
• become extinct
  

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Which term refers to the process by which individuals that are better suited to the environment survive and reproduce therefore passing down their genes to their offspring? 

• Evolution 
• Variation 
• Adaptation
• Natural Selection 

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