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Evolutionary Principles 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. Analogous structures arise in unrelated organisms because

Question 2 2. Convergent evolution is best defined as

Question 3 3. Which type of structures does a phylogeny compare?

Question 4 4. Convergent evolution leads to which type of traits or structures?

Question 5 5. Which of the following statements is true?

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Question 6 6. Which of the following is an example of an accommodation?

Question 7 7. What effect do accommodations have on the gene pool of a population?

Question 8 8. Which of the following statements is NOT true about natural selection?

Question 9 9. Which of the following is true about microevolution?

Question 10 10. There are two populations of the same species of grass across a roadway from each other. The wind blows their pollen back and forth, transferring alleles between the two populations. This is an example of

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Question 11 11. The bottleneck effect is usually a result of

Question 12 12. Which of the following is true about natural selection?

Question 13 13. The malaria/sickle-cell relationship is an example of which type of diversity maintaining mechanism?

Question 14 14. What is the heterozygote advantage?

Question 15 15. What is the mechanism that selects against a trait if it becomes too common within a population?

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Question 16 16. Why is genetic diversity essential to a population's survival?

Question 17 17. At least what proportion of species must go extinct for it to be considered a mass extinction event?

Question 18 18. How are strata organized?

Question 19 19. How many mass extinctions have occurred on Earth?

Question 20 20. Which of the following statements is NOT true?

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Question 21 21. Which of the following statements is true?

Question 22 22. Natural selection alters which of the following?

Question 23 23. Which best describes genotype?

Question 24 24. Why does natural selection act on phenotypes and not genotypes?

Question 25 25. What does comparative anatomy look at?

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Question 26 26. Which is true about homologous structures?

Question 27 27. Which is true about molecular biology?

Question 28 28. Which is true about a scientific theory?

Question 29 29. A bat wing and a human arm are __ because the come from __ ancestor(s)

Question 30 30. Which of the following is an adaptation?

Evolutionary Principles 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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