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MTLE Life Science: Evolutionary Relationship Between Species 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. What is a speciation event?

Question 2 2. How are strata organized?

Question 3 3. At least what proportion of species must go extinct for it to be considered a mass extinction event?

Question 4 4. Which of the following statements is true?

Question 5 5. How many mass extinctions have occurred on Earth?

Page 2

Question 6 6. A bat wing and a human arm are __ because the come from __ ancestor(s)

Question 7 7. Which type of fossilization preserves body tissues?

Question 8 8. Why do mutations appear more often with selective breeding?

Question 9 9. Which is NOT a trait that might be selected for through artificial selection?

Question 10 10. Convergent evolution leads to which type of traits or structures?

Page 3

Question 11 11. What is the sister taxa to taxon A?

Question 12 12. Which of the following is true of fossils?

Question 13 13. How is a phylogram different than a cladogram?

Question 14 14. Which of the following is an example of a body fossil?

Question 15 15. Convergent evolution is best defined as

Page 4

Question 16 16. What is a shared derived trait?

Question 17 17. Our modern corn was created through artificial selection from the ancestral plant _____.

Question 18 18. What is the main difference between natural selection and artificial selection?

Question 19 19. Two outcrops containing one index fossil each can only be matched up if scientists also find a third outcrop containing _____.

Question 20 20. An index fossil represents a species that _____.

Page 5

Question 21 21. An imprint that is filled in is called a ______.

Question 22 22. 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 23 23. Which of the following would NOT be a good trait for an index fossil?

Question 24 24. Artificial selection is also known as _____.

Question 25 25. Who is the founder of phylogenetic systematics?

Page 6

Question 26 26. What kind of dating can we establish with the principle of fossil succession?

Question 27 27. Which of the following statements is NOT true?

Question 28 28. Which of the following might prevent an organism from becoming a fossil?

Question 29 29. Analogous structures arise in unrelated organisms because

Question 30 30. When minerals from sediment replace an organism's tissues, which type of fossilization has occurred?

MTLE Life Science: Evolutionary Relationship Between Species 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!

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