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The Origin and History of Life On Earth 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!

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Question 1 1. Which era are we currently living in?

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Question 2 2. What is a use of carbon-14?

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Question 3 3. Which is an example of mass extinction?

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Question 4 4. What was the Cambrian explosion?

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Question 5 5. Which of the following is consistent with the Oparin hypothesis?

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Question 6 6. How do prokaryotic and eukaryotic cells differ?

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Question 7 7. Which is an example of status in evolution?

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Question 8 8. Which is an example of catastrophism?

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Question 9 9. Which is an example of punctuated equilibrium?

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Question 10 10. Which of the following is NOT evidence for the endosymbiosis theory?

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Question 11 11. What organelles in eukaryotic cells are thought to have originated from prokaryotic cells?

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Question 12 12. Cells that are simple and contain no membrane bound organelles are called:

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Question 13 13. Which of the following best describes an endosymbiont?

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Question 14 14. The theory of endosymbiosis best explains:

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Question 15 15. 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 16 16. What type of event separates the Paleozoic, Mesozoic, and Cenozoic eras from one another in the Phanerozoic eon?

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Question 17 17. What method is used to determine the specific age of a rock or fossil?

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Question 18 18. The Hadean, Archean, and Proterozoic eons are grouped together as the:

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Question 19 19. 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 20 20. Small, non-living droplets that can regulate their internal environments are best known as _____

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Question 21 21. Miller and Urey used all of the following substances to simulate Earth's early atmosphere EXCEPT _____.

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Question 22 22. How old do most scientists think Earth is?

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

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Question 27 27. Which of the following theories best explains the mass extinction of the dinosaurs?

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Question 28 28. Which term best describes change over time?

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Question 29 29. 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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The Origin and History of Life On Earth 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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