Marine Sediment 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!

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Question 1 1. Sally sends a robot down to the bottom of the Indian Ocean to study a part of the ocean's floor that's been sending out weird signals. She wants to know just what is happening down there. Which method will she use?

Question 2 2. How does ocean sediment sampling provide a glimpse back in time?

Question 3 3. What advantage is there to composite sampling?

Question 4 4. Which sediment sampling method lets researchers learn about past events?

Question 5 5.

Why do researchers conduct ocean sediment sampling?


A: to learn about mineral and chemical composition

B: to learn about the organisms that live at the bottom of the oceans

C: to travel back in time using the sediment

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Question 6 6. Which sediment type, found in the deep ocean, is composed of the shells/skeletons of dead organisms?

Question 7 7. When we speak of biogenous sediment found in the deep ocean, we term this type of sediment as _____.

Question 8 8. Which of the following lithogenous sediments would be MOST LIKELY to be abundant in the deep ocean?

Question 9 9. Which of the following would be MOST LIKELY the greatest contributor to the formation of biogenous sediment in the deep ocean?

Question 10 10. Which of the following sediments would be LEAST likely to be abundant in the deep ocean?

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Question 11 11. If crystals are already present but then reform due to a certain chemical environment, which process is most likely taking place?

Question 12 12. Which of the following scenarios is most likely to result in lithification?

Question 13 13. Which of the following terms is used to describe the consolidation of sediments due to the intense pressing weight of overlying deposits?

Question 14 14. When dissolved minerals crystallize and glue sediment grains together, what process is taking place?

Question 15 15. Which of the following statements correctly describes lithification?

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Question 16 16. Coal forms when the remains of living organisms accumulate and convert to solid carbon. Therefore, coal comes from which type of sediment?

Question 17 17. Which of the following terms is used to describe the process of solid mineral crystals separating out of a solution?

Question 18 18. Which of the following is TRUE of sedimentary rocks?

Question 19 19. Why is sedimentary rock the only type of rock that can contain fossils?

Question 20 20. Which of the following types of sediment is composed of rock fragments?

Marine Sediment 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!

Earth Science 105: Introduction to Oceanography  /  Science Courses
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