Natural and Artificial Selection

What ecological concept did Darwin's study of finches illustrate?

• Migration

• Adaptation

• Symbiosis

• Predation

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NGSS.MS-LS4-4

What is adaptation?

• A process of making food

• A trait that helps an organism survive and reproduce in its habitat

• A method of communication

• A way to find shelter

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What is necessary for adaptations to occur within a species?

• Lack of variety

• Variety within the offspring

• Identical offspring

• No genetic variation

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What can cause greater variation in organisms?

• Mutations caused by random changes in genes

• Consistent environmental conditions

• Lack of genetic diversity

• Stable ecosystems

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How can mutations affect organisms?

• Mutations can be helpful or harmful

• Mutations always improve survival

• Mutations are always harmful

• Mutations have no effect

Tags

NGSS.MS-LS3-1

What theory did Charles Darwin's studies lead him to develop?

• Theory of Relativity

• Theory of Natural Selection

• Theory of Gravity

• Theory of Evolution

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What is the favorite food of the birds in the diagram?

• Red beetles

• Green beetles

• Blue beetles

• Yellow beetles

What is the term used to describe the idea that organisms best suited to their environment have more chance of survival?

• Natural selection

• Genetic drift

• Artificial selection

• Gene flow

Tags

NGSS.MS-LS4-4

What is the concept known as when species survive hard times due to advantageous traits?

• Survival of the fittest

• Survival of the weakest

• Survival of the average

• Survival of the largest

Tags

NGSS.MS-LS4-4

What is the main concept illustrated in the image?

• Natural Selection

• Photosynthesis

• Cellular Respiration

• Genetic Mutation

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NGSS.MS-LS4-4