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NES General Science: Evolution Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Page 1

Question 1 1. The idea that the earth is constantly changing and, therefore, life on earth is continually evolving is:

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Question 2 2. Which term best describes change over time?

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Question 3 3. On the Galapagos Islands, there are several species that are similar and resemble a common ancestor. Each island has a slightly different ecosystem. Which of the following best explains how these different species came to be?

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Question 4 4. Which of the following theories best explains the mass extinction of the dinosaurs?

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Question 5 5. Scientists have found fossils that show a sudden appearance of a new organism after a period of no change. Which form of evolutionary change best explains this?

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Page 2

Question 6 6. Which is true about molecular biology?

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Question 7 7. Which is true about homologous structures?

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Question 8 8. Which is true about a scientific theory?

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Question 9 9. What is biogeography?

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Question 10 10. What does comparative anatomy look at?

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Page 3

Question 11 11. Which of the following is NOT a reason that the number of species extinctions has increased so dramatically over the past millennium?

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Question 12 12. Which of the following is NOT TRUE about background extinction?

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Question 13 13. To state an organism is 'extinct' means

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Question 14 14. Which of the following is an example of a background extinction event?

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Question 15 15. When was the most recent mass extinction event?

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Page 4

Question 16 16. When an animal or plant is trapped under a rock or within lava and preserved to be dug up later, the remains are called a(n):

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Question 17 17. Which answer choice correctly orders the three major eons of Earth's history, from the oldest to the most recent?

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Question 18 18. The time period in Earth's history that saw the greatest increase in both the number and diversity of species is the:

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Question 19 19. The Hadean, Archean, and Proterozoic eons are grouped together as the:

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Question 20 20. What type of event separates the Paleozoic, Mesozoic, and Cenozoic eras from one another in the Phanerozoic eon?

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Page 5

Question 21 21. What method is used to determine the specific age of a rock or fossil?

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Question 22 22. Small, non-living droplets that can regulate their internal environments are best known as _____

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Question 23 23. What is the purpose of the device shown?

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Question 24 24. What scientist is credited with the idea that early life on Earth formed through a series of reactions that made simple compounds gradually more complex?

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Question 25 25. How old do most scientists think Earth is?

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Page 6

Question 26 26. Miller and Urey used all of the following substances to simulate Earth's early atmosphere EXCEPT _____.

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NES General Science: Evolution Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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