Natural Selection and Evidence of Evolution Practice

Natural Selection is driven by a change in the environment and survival of the

• Smartest

• Fastest

• Most well adapted

• Biggest

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The theory of evolution by natural selection means that what is changing over time?

• The inherited traits of a population.
• The acquired traits of a population.
• Hair color and eye color
• Attractive features.

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These cause variations.

• mutations
• adaptations
• a desire to change
• injuries

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An inherited trait that increases an organism's chance of surviving and reproducing.

• variation
• adaptation
• vestigial structure
• mutation

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Adaptations can be:

• camouflage

• ability to survive cold weather

• hunting skills

• all of the above

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How do you "win" at natural selection?

• survive

• go extinct

• survive & reproduce

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What is the advantage of having different shaped beaks?

• To look different from other species.
• To be able to eat the food readily available in the environment.
• To protect itself against predators.
• To protect itself against prey.

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Why is the mouse population changing over time?

• The light mice can reproduce more successfully than the dark mice
• The hawks eat more dark mice than light mice because the dark mice taste better
• The hawks eat more light mice than dark mice because they can see the light mice more easily
• The hawks eat more dark mice than light mice because they can see the dark mice more easily

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When comparing the DNA of two different organisms, the more differences in the DNA base pairs the more-

• Closely related they are.

• Distantly related they are.

• It doesn't prove anything.

• They look alike.

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What type of evidence is shown with the diagram above?

• Molecular

• Anatomical

• Embryological

• Fossil

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