Directions: Answer All the Questions Completely

Earth Science Quiz 1

Directions: Answer all the questions completely. Total: 37 points Section I: Multiple Choice

_____1. Which of the following sciences deals with study of the development of earth through history? A. Astronomy B. Oceanography C. Historical Geology D. Physical Geology

_____2. Which of the following is not an era? A. Paleozoic B. Triassic C. Mesozoic D. Cenozoic

_____3. Which of the following is a Period? A. Precambrian B. Phanerozoic C. Cenozoic D. Mississippian

_____4. Which division in the Geologic Time Scale is the largest? A. Period B. Era C. Eon D. Epoch

_____5. Which of the following is the oldest period? A. Cambrian B. Permian C. Jurassic D. Triassic

______6. Put the following units of time in order from the longest to shortest A. Periods, Epoch, Era, and Eons B. Epoch, Period, Era, and Eons C. Eons, Periods, Era, and Epochs D. Eon, Era, Period, and Epochs ______7. Human beings (homo sapiens) evolved during which geologic era? A. Cenozoic B. Mesozoic C. Paleozoic D. Precambrian

Section III: Matching: Match each time interval name with its location in this simplified geologic time scale record.

Questions 8-14:

1. Phanerozoic: 2. Paleozoic: 3. Quaternary: 4. Mississippian: 5. Ordovician: 6. Jurassic:

Section II: Short Answer

15. What period did the first reptiles appear?______

16. What period could be named the “Age of the Mammals”?______

17. What period did oxygen start to accumulate in the atmosphere?______

18. How many years did the Cretaceous last?______

19. How many years did the Precambrian last?______20. What is the name of the first (oldest) era? ______

21. When did the Cenozoic era begin? ______

22. When was there extensive coal swamps on our planet? ______

23. How many years did the Paleozoic era last?______

Essay 1: Why did scientists divide the geologic time scale into different sections? Meaning what is the basis of the divisions. GIVE ME EXAMPLE (3 points)

Essay 2: Imagine you time-traveled to the Paleozoic era and had to describe to a friend what you saw ( Plants, Animals Etc.) Write at least 5 sentences describing it. Be as creative as possible and write incomplete sentences.( 5 points) Essay 3: Earth’s geologic history has changed greatly over millions of years. Organisms have evolved to adapt to new environments and mass extinctions have occurred when environments became too harsh for survival. A. Describe the events that occurred at the end of the Cretaceous Period. B. Explain how these events affected life on Earth. C. Describe one hypothesis for why these events occurred.(6 points)