Theory of Evolution

Charles Darwin was a scientist whose notable visit to the ___________ shaped his ideas about the theory of evolution.

• Hawii

• Galapagos Islands

• South America

• Equador

Which statement summarizes the theory of evolution?

• Natural processes cause living things on Earth to change over time.

• Living things in younger rocks are the common ancestors of those in older rocks.

• Individual organisms can choose to adapt to their environment.

• Fossils represent only a small percentage of all the species that have ever lived.

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NGSS.MS-LS4-1

NGSS.MS-LS4-2

Which pattern of change in living things does the fossil record show?

• Life on Earth changed from small, single-celled organisms to large, multicellular organisms.

• All the types of living things on Earth have remained the same over time.

• Ancient organisms were far more complex than organisms found living on Earth today.

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NGSS.MS-LS4-1

What has been responsible for most extinctions?

• Climate change

• Asteroid hitting Earth

• Volcanic eruptions

• Human activity

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NGSS.MS-LS4-1

Why are the measurements geologic time periods not uniform in amount?

• The boundaries of each unit of time is marked by a mass extinction.

• The segments of time were divided up randomly.

• The segments of geologic time were divided up by the life span of the longest living organism.

• The boundaries of each unit of time is marked by earthquake faults in rocks.

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NGSS.MS-ESS1-4

An adaptation is...

• a trait that helps an organism survive and reproduce in its environment.

• the process of change over time.

• when two or more organisms are related through descent.

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NGSS.MS-LS1-4

Which of the following do scientists as evidence to support the theory of evolution?

Select all that apply.

• DNA similarities

• Comparing early stages of embryos

• Comparing organisms' body structures

• Studying the fossil record

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NGSS.MS-LS4-1

NGSS.MS-LS4-2

NGSS.MS-LS4-3

Whales, which live in the water, have hip bones. Which of the following best explains why whales have hip bones?

• Whales have evolved this structure because it might be useful in the future.

• Whales are able to interbreed with other animals that have hips.

• Whales have a diet that includes other animals that have this structure.

• Whales share a common ancestor with animals that walk on land.

Tags

NGSS.MS-LS4-2

Organisms that share a recent common ancestor have very similar DNA.

• True

• False

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NGSS.HS-LS4-1

NGSS.HS-LS4-2

How old is Earth?

• 4.5 million years old

• 4.5 billion years old

• 4.5 trillion years old

• unknown

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NGSS.MS-ESS1-4