NGSS.MS-LS4-4

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

• increase in number
  
• become extinct
  

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Formation of new species.

• Speciation
• Trait
• Fossil record
• Ancestor

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Predict which moth would increase in population

• light 
• dark

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NGSS.MS-LS4-4

A large herd of goats lives in a field full of poison ivy.  Some goats are able to eat the poison ivy while others have become sick when they eat it. Over time the herd as a whole will tend to

• Become more likely to eat poison ivy.
• Become less likely to eat poison ivy.
• Not change in the proportion of goats that can and can not eat poison ivy.
• Eat all the poison ivy and leave only plants all the goats can eat.

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To breed a cow that produces a lot of milk a farmer would breed:

• Two cows that produce a lot of milk

• A cow and a bull that produce a lot of milk

• A cow who produces a lot of milk and a bull who's mother produced a lot of milk

• The biggest cow and the biggest bull

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Is a Behavior and physical characteristics of species that allow them to live successfully in their environment.

• Natural Selection

• Adaptation

• Insight learning

• Cooperative behavior

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In 1859, Charles Darwin proposed his theory of evolution based on natural selection. What observation about the natural world does this theory explain?

• how the fossil record was formed

• how a species change over time

• how a species always retains its characteristics

• how catastrophic events lead to extinctions

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NGSS.MS-LS4-4

Which of the following best describes what will happen to the beetle population in this environment?

• The green beetle will be captured more easily by the predators and the brown population will survive and reproduce

• The brown beetle will be captured more easily by the predators and the green population will survive and reproduce

• The green population will increase because there are not enough present in the population

• The population will remain the same until a better adaptation comes along

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NGSS.MS-LS4-4

Due to pollution, a pond becomes darker over time. Which trait variation became more common?

• light fish

• dark fish

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NGSS.MS-LS4-4

A_has several adaptations to help it survive in a desert

• Camel

• Donkey

• Cat

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