GRE Biology: History of Life 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 yellow "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. Radiometric dating is a method used to date rocks based on what?

Question 2 2. 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?

Question 3 3. Which of the following terms is used to describe the time required for a quantity to fall to half of its starting value?

Question 4 4. In stratigraphic succession, scientists study the various _____ of rock.

Question 5 5. Which term best describes change over time?

Page 2

Question 6 6. What divides the two major eons (the Precambrian and Phanerozoic Eons)?

Question 7 7. 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?

Question 8 8. A scientist would not be able to use radiocarbon dating to find the age of which of the following samples?

Question 9 9. Hard parts are more likely to become fossilized because they are LESS likely to:

Question 10 10. Any inclusion found within sedimentary rock must be _____ that rock.

Page 3

Question 11 11. What is the purpose of the device shown?

Question 12 12. If two dinosaurs, one small and one large, both die in similar conditions and are both rapidly buried in the same material, which is more likely to be preserved as a fossil?

Question 13 13. Which of the following would NOT be a good trait for an index fossil?

Question 14 14. James needs to write a report which will describe the ups and downs of mammals in a previous time period. Why would discussing epochs make sense?

Question 15 15. What organelles in eukaryotic cells are thought to have originated from prokaryotic cells?

Page 4

Question 16 16. _____ bones are more likely than _____ to be scattered, trampled, weathered, and/or crushed.

Question 17 17. The Mesozoic Era was the Age of Dinosaurs, and the current Cenozoic Era is the Age of _____.

Question 18 18. Small, non-living droplets that can regulate their internal environments are best known as _____

Question 19 19. What kind of dating can we establish with the principle of fossil succession?

Question 20 20. Rapid burial protects a deceased body from all of the following EXCEPT:

Page 5

Question 21 21. Which of the following is the term used for the process by which an unstable atomic nucleus loses energy by releasing radiation?

Question 22 22. The best conditions for preservation of soft tissues are _____ temperatures and _____ air.

Question 23 23. A large nucleus may get to a more stable state by emitting two protons and two neutrons. This describes which type of radioactive decay?

Question 24 24. Miller and Urey used all of the following substances to simulate Earth's early atmosphere EXCEPT _____.

Question 25 25. The idea that the earth is constantly changing and, therefore, life on earth is continually evolving is:

Page 6

Question 26 26. The theory of endosymbiosis best explains:

Question 27 27. An interface between discontinuous layers of rock is called _____.

Question 28 28. If Fossil A is found in a lower rock layer, and Fossil B is found in an upper rock layer, then Species A most likely _____.

Question 29 29. The statement Rock A is seventeen years old is an example of _____.

Question 30 30. Which answer choice correctly orders the three major eons of Earth's history, from the oldest to the most recent?

GRE Biology: History of Life 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 yellow "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!

GRE Biology: Study Guide & Test Prep  /  Science Courses
Support