Theory of Evolution STAAR Review

Darwin's book On The Origin of Species included _____

• lots of evidence to show that evolution had taken place

• an analysis of the anatomy of analogous structures

• an analysis of the DNA sequences of closely related animals

• all of the above

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A characteristic that makes an organism well suited to its environment is called a(n)?

• natural selection

• trait

• adaptation

• variation

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Nature has a way of causing organisms that inherit advantageous traits to survive and reproduce more successfully than the ones that don't. This process is known as...

• natural selection

• genetic variation

• adaptation

• overproduction

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The gradual change in species over time is...

• Evolution

• Nucleotide 

• Adaptation

• Natural Selection

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How did Darwin explain how one species of finches had turned into many? What lead to the different shaped beaks?

• Darwin believed that there was no explanation for the different shaped beaks.

• Darwin determined every animal mus fight for survival. Those best adapted to their surroundings would survive.

• Darwin determined that the beak of finches altered to fit their diet.

• Darwin believed artificial selection led to the different shaped beaks.

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According to natural selection, light colored tree trunks would favor

• light colored moths

• dark colored moths

• red colored moths

• red and light colored moths

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A physical trait favored by an environmental change can be called an

• adaptation

• extinction

• possibility

• mutation

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What is another name for natural selection?

• survival of the smartest

• survival of the fastest

• survival of the biggest

• survival of the fittest

A characteristic that helps an organism survive and reproduce

• adaptation

• stabilizing selection

• fitness

• selective breeding

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Darwin noticed that many plants and animals seemed well suited to

• being preserved as fossils

• providing humans with food

• surviving in their specific environment

• swimming from South America to the Galapagos Islands

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