Life Science NC Check In Review: Evolution and Genetics

Two organisms have homologous structures. Which can most likely be concluded about the two organisms?

• They are unrelated.

• They are the same organism.

• They share a common ancestor.

• They evolved in a similar environment.

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NGSS.MS-LS4-2

Which best describes the similar function of wings in birds and butterflies?

• embryological structures

• homologous structures

• analogous structures

• vestigial structures

It is possible to hypothesize how a particular group of organisms evolved by arranging fossils in a chronological sequence. Where would the oldest fossils be found?

• the deepest rock layer

• the most shallow rock layer

• the rock layer with the greatest variety of fossils

• the rock layer containing fossils with the most complex structures

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NGSS.MS-LS4-1

Which best helps scientists explore the relationship between modern organisms and ancestral species to create a system of biological classification?

• volcanic ash

• fossils

• DNA evidence

• igneous rock layers

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NGSS.MS-LS4-2

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Throughout fossil records, many species appearing in lower layers of rock disappear in higher layers of rock. Which best explains their disappearance?

• The species became extinct.

• The species moved to another geographic location.

• The fossil remains were disrupted by an earthquake.

• Environmental conditions were not suitable for fossil formation.

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NGSS.MS-LS4-1

Which is true about fossils?

• Fossils provide the evidence for the Law of Gravity.

• Fossils provide the evidence for the Laws of Motion.

• Fossils provide the evidence for the Theory of Evolution.

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NGSS.MS-LS4-2

NGSS.MS-LS4-1

To adjust to a changing environment

• Mutation
• Adapt

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NGSS.MS-LS4-4

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Which term refers to the process by which individuals that are better suited to the environment survive and reproduce therefore passing down their genes to their offspring? 

• Evolution 
• Variation 
• Adaptation
• Natural Selection 

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NGSS.MS-LS4-4

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Which term refers to the classification of organisms in an ordered system that indicates natural relationships?

• taxonomy

• tectonics

• geology

• biology

When genetic variation is low, the ability to adapt is low.

• True

• False

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NGSS.MS-LS4-4