1. A CTIVE L ECTURES Using Classroom Response Systems Copyright © 2008 Pearson Prentice Hall, Inc. Chapter 18: Systematics: Seeking Order Amidst Diversity

2. Which of the following is the correct order, from most inclusive to least, of the eight major categories of classification? 1.Kingdom, class, order, phylum, genus, species, domain, family 2.Species, genus, family, order, class, phylum, kingdom, domain 3.Domain, kingdom, phylum, class, order, family, genus, species 4.Phylum, order, family, genus, kingdom, species, domain, class

3. Which of the following is the correct order, from most inclusive to least, of the eight major categories of classification? 1.Kingdom, class, order, phylum, genus, species, domain, family 2.Species, genus, family, order, class, phylum, kingdom, domain 3.Domain, kingdom, phylum, class, order, family, genus, species 4.Phylum, order, family, genus, kingdom, species, domain, class

4. Which of the following is the largest and most inclusive category? 1.Genus 2.Order 3.Family 4.Class

5. Which of the following is the largest and most inclusive category? 1.Genus 2.Order 3.Family 4.Class

6. Which of the following is the smallest and least inclusive category? 1.Genus 2.Phylum 3.Species 4.Family

7. Which of the following is the smallest and least inclusive category? 1.Genus 2.Phylum 3.Species 4.Family

8. Which scientific name is written correctly? 1.Homo Sapien 2.Trichechus manatus 3.pandinus imperator 4.Anolis Carolinensis 5.daphnia magna

9. Which scientific name is written correctly? 1.Homo Sapien 2.Trichechus manatus 3.pandinus imperator 4.Anolis Carolinensis 5.daphnia magna

10. The forelimbs of the bird, seal, and human provide evidence that these organisms evolved from a common ancestor. These structures are: 1.Homologous. 2.Vestigial. 3.Analogous.

11. Question 18-7

12. The forelimbs of the bird, seal, and human provide evidence that these organisms evolved from a common ancestor. These structures are: 1.Homologous. 2.Vestigial. 3.Analogous.

13. Which of the following is not one of the three major domains? 1.Archaea 2.Eukarya 3.Monera 4.Bacteria

14. Which of the following is not one of the three major domains? 1.Archaea 2.Eukarya 3.Monera 4.Bacteria

15. Question 18-10

16. A CTIVE L ECTURES Using Classroom Response Systems Copyright © 2008 Pearson Prentice Hall, Inc. Chapter 19: The Diversity of Prokaryotes and Viruses

17. What makes the Anthrax bacterium a good biological weapon? 1.It is easy to acquire. 2.It is inexpensive and easy to grow. 3.It is easily spread. 4.It can easily come in contact with many people at once. 5.It is difficult to get rid of, once distributed. 6.All of the above.

18. What makes the Anthrax bacterium a good biological weapon? 1.It is easy to acquire. 2.It is inexpensive and easy to grow. 3.It is easily spread. 4.It can easily come in contact with many people at once. 5.It is difficult to get rid of, once distributed. 6.All of the above.

19. Which of the following is not one of the most common shapes of bacteria? 1.Rod 2.Round 3.Rectangular 4.Helix

21. Which of the following is not one of the most common shapes of bacteria? 1.Rod 2.Round 3.Rectangular 4.Helix

23. Which of the following is the most important reason to brush your teeth every day? 1.It freshens your breath. 2.It takes the bad taste out of your mouth. 3.It eliminates harmful archaea that form endospores on your teeth. 4.It eliminates harmful bacteria that form biofilms on your teeth.

25. Which of the following is the most important reason to brush your teeth every day? 1.It freshens your breath. 2.It takes the bad taste out of your mouth. 3.It eliminates harmful archaea that form endospores on your teeth. 4.It eliminates harmful bacteria that form biofilms on your teeth.

27. Anthrax bacteria are good candidates for biological weapons because they form: 1.Biofilms. 2.Endospores. 3.Colonies. 4.Chains.

28. Anthrax bacteria are good candidates for biological weapons because they form: 1.Biofilms. 2.Endospores. 3.Colonies. 4.Chains.

30. Why do prokaryotes evolve at a faster rate than humans do? 1.Prokaryotes have more DNA to mutate. 2.Prokaryotes reproduce at a faster rate. 3.Prokaryotes encounter more environmental mutagens. 4.Because prokaryotes are smaller, they are more prone to mutations.

31. Why do prokaryotes evolve at a faster rate than humans do? 1.Prokaryotes have more DNA to mutate. 2.Prokaryotes reproduce at a faster rate. 3.Prokaryotes encounter more environmental mutagens. 4.Because prokaryotes are smaller, they are more prone to mutations.

33. In binary fission, an exact genetic copy of the parent bacterium is produced. Aside from mutation, how can bacterial resistance be passed from one bacterium to another? 1.Sexual reproduction 2.Asexual reproduction 3.Conjugation 4.Photosynthesis

34. In binary fission, an exact genetic copy of the parent bacterium is produced. Aside from mutation, how can bacterial resistance be passed from one bacterium to another? 1.Sexual reproduction 2.Asexual reproduction 3.Conjugation 4.Photosynthesis

36. All bacteria are pathogens, but not all pathogens are bacteria. 1.True 2.False

37. All bacteria are pathogens, but not all pathogens are bacteria. 1.True 2.False

38. Without bacteria, other organisms would not be able to live on Earth. Which of the following is not a service that bacteria provide? 1.Digest cellulose for herbivores 2.Produce water to replenish freshwater reservoirs 3.Recycle the nutrients in waste and dead organisms 4.Make nitrogen available to plants and animals 5.Produce vitamins K and B 12 6.Break down pollutants and clean up toxic waste

39. Without bacteria, other organisms would not be able to live on Earth. Which of the following is not a service that bacteria provide? 1.Digest cellulose for herbivores 2.Produce water to replenish freshwater reservoirs 3.Recycle the nutrients in waste and dead organisms 4.Make nitrogen available to plants and animals 5.Produce vitamins K and B 12 6.Break down pollutants and clean up toxic waste

40. How is the helpful E. coli that colonizes your digestive tract different from the pathogenic E. coli that kills about 60 Americans per year? 1.They are different genetically. 2.One is prokaryotic; the other is eukaryotic. 3.One can form an endospore; the other cannot. 4.One has flagella; the other does not.

41. How is the helpful E. coli that colonizes your digestive tract different from the pathogenic E. coli that kills about 60 Americans per year? 1.They are different genetically. 2.One is prokaryotic; the other is eukaryotic. 3.One can form an endospore; the other cannot. 4.One has flagella; the other does not.

42. Viruses have which of the following characteristics of living things? 1.Living things are organized. 2.Living things respond to stimuli. 3.Living things maintain homeostasis. 4.Living things need energy. 5.Living things grow. 6.Living things reproduce and develop. 7.Living things evolve.

43. Viruses have which of the following characteristics of living things? 1.Living things are organized. 2.Living things respond to stimuli. 3.Living things maintain homeostasis. 4.Living things need energy. 5.Living things grow. 6.Living things reproduce and develop. 7.Living things evolve.

44. What are viruses made of? 1.Hereditary material and a phospholipid membrane 2.Hereditary material and a protein coat 3.Mitochondria, cytoplasm, and DNA 4.Chloroplasts, DNA, and RNA 5.A cell membrane and mitochondria

45. What are viruses made of? 1.Hereditary material and a phospholipid membrane 2.Hereditary material and a protein coat 3.Mitochondria, cytoplasm, and DNA 4.Chloroplasts, DNA, and RNA 5.A cell membrane and mitochondria

48. With only two major components, how do viruses stay in existence? 1.They can regenerate through their own cellular mechanisms. 2.They always infect bacteria and the bacteria infect other organisms. 3.They cause other organisms to evolve quickly. 4.They hijack their host’s cells for replication.

49. With only two major components, how do viruses stay in existence? 1.They can regenerate through their own cellular mechanisms. 2.They always infect bacteria and the bacteria infect other organisms. 3.They cause other organisms to evolve quickly. 4.They hijack their host’s cells for replication.

50. Question 19-15

51. Why are viral infections difficult to treat? 1.Many viruses evolve so quickly that they become resistant to antibiotics. 2.Viral infections always directly attack the immune system. 3.Viruses evolve quickly and develop resistance to antiviral drugs. 4.Viruses evolve so quickly that viral DNA switches to RNA.

52. Why are viral infections difficult to treat? 1.Many viruses evolve so quickly that they become resistant to antibiotics. 2.Viral infections always directly attack the immune system. 3.Viruses evolve quickly and develop resistance to antiviral drugs. 4.Viruses evolve so quickly that viral DNA switches to RNA.

53. Why do you need to get a flu shot every year? 1. The effects of the flu shot wear off after a year. 2. The flu virus infects a bacterium, which mutates and changes the DNA of the virus. 3. The DNA of the flu bacteria mutates and evolves every year, rendering last year’s flu shot useless. 4. The DNA of the flu virus mutates and evolves every year, rendering last year’s flu shot useless.

54. Why do you need to get a flu shot every year? 1. The effects of the flu shot wear off after a year. 2. The flu virus infects a bacterium, which mutates and changes the DNA of the virus. 3. The DNA of the flu bacteria mutates and evolves every year, rendering last year’s flu shot useless. 4. The DNA of the flu virus mutates and evolves every year, rendering last year’s flu shot useless.

55. What is the difference between viroids and prions? 1.Viroids consist of protein only. 2.Prions consist of hereditary material only. 3.Viroids consist of hereditary material only. 4.Prions consist of protein only.

56. What is the difference between viroids and prions? 1.Viroids consist of protein only. 2.Prions consist of hereditary material only. 3.Viroids consist of hereditary material only. 4.Prions consist of protein only.