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Classification of Organisms Overview 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 "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. Which of the following is not a characteristic of all three types of protists?

Question 2 2. Which of the following correctly pairs the type of protist with the primary source of nutrition?

Question 3 3. Looking through a microscope at a drop of pond water, you see a unicellular organism with a nucleus and chloroplasts. It is most likely a(n):

Question 4 4. By analyzing DNA, scientists have hypothesized that _____ are evolutionary ancestors of plant-like protists such as red and green algae.

Question 5 5. Which of the following does not describe plants?

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Question 6 6. Which of the following is a characteristic of fungi?

Question 7 7. What evolutionary development in plants allowed for an increase in the size of the organisms and removed the need for plants to only live in moist environments?

Question 8 8. Scientists hypothesize that the evolutionary ancestor of both plants and fungi were:

Question 9 9. The first known member of the genus Homo was the:

Question 10 10. Which of the following differentiates humans from other hominoids?

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Question 11 11. Primates can be grouped into two main categories. Which of the following correctly pairs the group with the location?

Question 12 12. Which of the following is not a distinctive characteristic of primates?

Question 13 13. Humans are animals which are best classified as:

Question 14 14. Which of the following is not a characteristic of all animals?

Question 15 15. Evolutionarily, which of the following animals is considered to be the simplest?

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Question 16 16. Animals that do not have a back bone are best known as:

Question 17 17. Which kingdom contains the oldest known organism found on Earth?

Question 18 18. Which of the following CORRECTLY pairs the group of archaebacteria with the environment in which the group lives?

Question 19 19. Which of the following is NOT a characteristic of all prokaryotes?

Question 20 20. When antibiotics no longer effectively treat a bacterial infection, it is known as _____.

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Question 21 21. Which of the following statements about taxonomic levels is correct?

Question 22 22. What was Linnaeus's classification system based on?

Question 23 23. Why are there six kingdoms of life now instead of the original two that scientists developed?

Question 24 24. Which domain contains both the plant and animal kingdoms?

Question 25 25. Which of the following terms best describes a graphic display of the evolutionary relationships for organisms with a shared common ancestor?

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Question 26 26. If a clade has a known common ancestor and displays all of its descendants, it is called:

Question 27 27. Which term best describes a group of species without a known common ancestor?

Question 28 28. According to the cladogram shown, which organisms are most closely related?

Question 29 29. Of the following, which group(s) of protists is(are) heterotrophs?

Question 30 30. What characteristic does not describe both plants and fungi?

Classification of Organisms Overview 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 "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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