Evolution and Natural Selection EOC

Which is an example of an adaptation?

• A group of rabbits have thick fur to stay warm in the winter

• A group of moths have darker wing colors to blend in to the trees

• A bird has a long thin beak to eat insects on cacti

• All of these are correct

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What is fitness?

• How strong an organism is

• How well adapted an organism is to its environment

• The lifespan of an organism

• The characteristics that can be passed on to the next generation

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When an organism completely dies out, it is called.....

• Adaption

• Extinction

• Fossilization

• Mutation

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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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Remains of ancient organisms are called

• Extinctions

• Fossils

• Mutations

• Variations

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What is a change in an organism that allows for it to survive in its environment?

• homologous

• vestigial

• variation

• adaptation

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What is this an example of?

• diversity of species

• variation

• vestigial structures

• DNA studies

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Inherited trait that helps an organism survive is a(n) __________.

• Fossil

• Adaptation

• Ancestor

• Natural selection

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The white feathers of a snowy owl allow it to blend in with its environment during the winter months (snow). This is an example of ________________

• Species

• Environmental Change

• Adaptation

• Variation

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The struggle for existence against other members of an organisms species is

• Competition

• Natural Selection

• gene flow

• genetic drift

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