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Bacteria and Viruses

Learn about the characteristics and functions of bacteria and viruses. Explore their genetic relationships, structural components, and roles in ecosystems and diseases.

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Bacteria and Viruses

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  1. Chapter 19 – Bacteria and Viruses A Topic 1 Topic 2 Topic 3 Topic 4 Topic 5 $100 $100 $100 $100 $100 $200 $200 $200 $200 $200 $300 $300 $300 $300 $300 $400 $400 $400 $400 $400 $500 $500 $500 $500 $500 FINAL ROUND

  2. Topic 1:$100 Question • Based on DNA sequences of key archaebacterial genes, archaebacteria and ____________ seem to share a more recent common ancestor than do archaebacteria and __________. • a. eukaryotes, eubacteria • b. prokaryotes, prokarya • c. plants, animals • d. fungi, protists ANSWER BACK TO GAME

  3. Topic 1:$100 Answer • Based on DNA sequences of key archaebacterial genes, archaebacteria and ____________ seem to share a more recent common ancestor than do archaebacteria and __________. • a. eukaryotes, eubacteria • b. prokaryotes, prokarya • c. plants, animals • d. fungi, protists BACK TO GAME

  4. Topic 1:$200 Question • According to this figure, the structure labeled ___ determines whether a eubacterium is Gram positive or Gram negative. • a. A • b. C • c. D • d. E ANSWER BACK TO GAME

  5. Topic 1:$200 Answer • According to this figure, the structure labeled ___ determines whether a eubacterium is Gram positive or Gram negative. • a. A • b. C • c. D • d. E BACK TO GAME

  6. Topic 1:$300 Question • Some bacteria carry out photosynthesis in a manner similar to that of plants and are called _________. • a. chemoautotrophs • b. chemoheterotrophs • c. photoautotrophs • d. photoheterotrophs ANSWER BACK TO GAME

  7. Topic 1:$300 Answer • Some bacteria carry out photosynthesis in a manner similar to that of plants and are called _________. • a. chemoautotrophs • b. chemoheterotrophs • c. photoautotrophs • d. photoheterotrophs BACK TO GAME

  8. Topic 1:$400 Question • The organisms labeled A in this figure is an example of a(an) ______. • a. coccus • b. bacillus • c. spirillus • d. none of the above ANSWER BACK TO GAME

  9. Topic 1:$400 Answer • The organisms labeled A in this figure is an example of a(an) ______. • a. coccus • b. bacillus • c. spirillus • d. none of the above BACK TO GAME

  10. Topic 1:$500 Question • The process of converting nitrogen to a form plants can use is called ________. • a. nitrogen fixation • b. oil filtration • c. phosphorylation • d. nitrogen filtration ANSWER BACK TO GAME

  11. Topic 1:$500 Answer • The process of converting nitrogen to a form plants can use is called ________. • a. nitrogen fixation • b. oil filtration • c. phosphorylation • d. nitrogen filtration BACK TO GAME

  12. Topic 2:$100 Question • By breaking down the nutrients from dead organisms in an ecosystem, bacteria act as _________. • a. carnivores • b. primary producers • c. decomposers • d. herbivores ANSWER BACK TO GAME

  13. Topic 2:$100 Answer • By breaking down the nutrients from dead organisms in an ecosystem, bacteria act as _________. • a. carnivores • b. primary producers • c. decomposers • d. herbivores BACK TO GAME

  14. Topic 2:$200 Question • Although viruses come in many different shapes, the core of every virus contains _________. • a. Proteins and DNA • b. DNA and prions • c. RNA and prions • d. RNA and DNA ANSWER BACK TO GAME

  15. Topic 2:$200 Answer • Although viruses come in many different shapes, the core of every virus contains _________. • a. Proteins and DNA • b. DNA and prions • c. RNA and prions • d. RNA and DNA BACK TO GAME

  16. Topic 2:$300 Question • In this figure, the structure labeled A is a(an) __________ • a. core or capsid • b. tail sheath • c. tail fibers • d. DNA ANSWER BACK TO GAME

  17. Topic 2:$300 Answer • In this figure, the structure labeled A is a(an) __________ • a. core or capsid • b. tail sheath • c. tail fibers • d. DNA BACK TO GAME

  18. Topic 2:$400 Question • The structure labeled D in the figure is the ____________. • a. core or capsid • b. tail sheath • c. tail fibers • d. DNA ANSWER BACK TO GAME

  19. Topic 2:$400 Answer • The structure labeled D in the figure is the ____________. • a. core or capsid • b. tail sheath • c. tail fibers • d. DNA BACK TO GAME

  20. Topic 2:$500 Question • Certain viruses called ________ viruses cause cancer in animals. • a. priugenic • b. yugogenic • c. yukogenic • d. oncogenic ANSWER BACK TO GAME

  21. Topic 2:$500 Answer • Certain viruses called ________ viruses cause cancer in animals. • a. priugenic • b. yugogenic • c. yukogenic • d. oncogenic BACK TO GAME

  22. Topic 3:$100 Question • Scrapie, an infectious disease in sheep, is caused by a(an) _______. • a. viron • b. noid • c. prion • d. pox virus ANSWER BACK TO GAME

  23. Topic 3:$100 Answer • Scrapie, an infectious disease in sheep, is caused by a(an) _______. • a. viron • b. noid • c. prion • d. pox virus BACK TO GAME

  24. Topic 3:$200 Question • The germ theory of disease was first proposed by ___________. • a. Rudolph Virchow • b. Francis Bacon • c. Eric Lander • d. Louis Pasteur ANSWER BACK TO GAME

  25. Topic 3:$200 Answer • The germ theory of disease was first proposed by ___________. • a. Rudolph Virchow • b. Francis Bacon • c. Eric Lander • d. Louis Pasteur BACK TO GAME

  26. Topic 3:$300 Question • In lysogenic infection, the viral DNA that is embedded in a host cell’s DNA is called a(an) _______. • a. protégé’ • b. proglottid • c. prophage • d. promoxyribonucleic acid ANSWER BACK TO GAME

  27. Topic 3:$300 Answer • In lysogenic infection, the viral DNA that is embedded in a host cell’s DNA is called a(an) _______. • a. protégé’ • b. proglottid • c. prophage • d. promoxyribonucleic acid BACK TO GAME

  28. Topic 3:$400 Question • Destroying bacteria by subjecting them to great heat or to chemical action is called __________. • a. gleanification • b. sterilization • c. incubation • d. lysolation ANSWER BACK TO GAME

  29. Topic 3:$400 Answer • Destroying bacteria by subjecting them to great heat or to chemical action is called __________. • a. gleanification • b. sterilization • c. incubation • d. lysolation BACK TO GAME

  30. Topic 3:$500 Question • A chemical solution that is used in hospitals, schools, etc., to kill bacteria is called a(an) ____________. • a. lubricant • b. supplement • c. disinfectant • d. histamine ANSWER BACK TO GAME

  31. Topic 3:$500 Answer • A chemical solution that is used in hospitals, schools, etc., to kill bacteria is called a(an) ____________. • a. lubricant • b. supplement • c. disinfectant • d. histamine BACK TO GAME

  32. Topic 4:$100 Question • The structure in the image to the right represents a(an) • a. archaebacterium. • b. eubacterium. • c. methanogen. • d. virus. ANSWER BACK TO GAME

  33. Topic 4:$100 Answer • The structure in the image to the right represents a(an) • a. archaebacterium. • b. eubacterium • c. methanogen. • d. virus. BACK TO GAME

  34. Topic 4:$200 Question • Which structure or structures shown here have key differences in eubacteria and archaebacteria? • a. A,B,C • b. A,B,E • c. A only • d. D only ANSWER BACK TO GAME

  35. Topic 4:$200 Answer • Which structure or structures shown here have key differences in eubacteria and archaebacteria? • a. A,B,C • b. A,B,E • c. A only • d. D only BACK TO GAME

  36. Topic 4:$300 Question • Which of the following is(are) used to identify prokaryotes? • a. cell shape • b. the way prokaryotes obtain energy • c. the way prokaryotes move • d. all of the above ANSWER BACK TO GAME

  37. Topic 4:$300 Answer • Which of the following is(are) used to identify prokaryotes? • a. cell shape • b. the way prokaryotes obtain energy • c. the way prokaryotes move • d. all of the above BACK TO GAME

  38. Topic 4:$400 Question • Which of the following are members of the kingdom Archaebacteria? • a. eubacteria • b. eukaryotes • c. methanogens • d. E. coli ANSWER BACK TO GAME

  39. Topic 4:$400 Answer • Which of the following are members of the kingdom Archaebacteria? • a. eubacteria • b. eukaryotes • c. methanogens • d. E. coli BACK TO GAME

  40. Topic 4:$500 Question • Some bacteria are able to survive unfavorable conditions by forming • a. endospores • b. coccus • c. capsids • d. tail fibers ANSWER BACK TO GAME

  41. Topic 4:$500 Answer • Some bacteria are able to survive unfavorable conditions by forming • a. endospores • b. coccus • c. capsids • d. tail fibers BACK TO GAME

  42. Topic 5:$100 Question • Which of the following can survive either with oxygen or without it? • a. obligate aerobes • b. bacteriophages • c. facultative anaerobes • d. obligate anaerobes ANSWER BACK TO GAME

  43. Topic 5:$100 Answer • Which of the following can survive either with oxygen or without it? • a. obligate aerobes • b. bacteriophages • c. facultative anaerobes • d. obligate anaerobes BACK TO GAME

  44. Topic 5:$200 Question • Which of the following is NOT a way in which archaebacteria and eubacteria differ? • a. Archaebacteria lack an important carbohydrate found in the cell walls of eubacteria. • b. Archaebacteria follow the lytic cycle, while eubacteria follow the lysogenic cycle. • c. Archaebacteria have gene sequences that are similar to those of eukaryotes. • d. The two groups have very different membrane lipids. ANSWER BACK TO GAME

  45. Topic 5:$200 Answer • Which of the following is NOT a way in which archaebacteria and eubacteria differ? • a. Archaebacteria lack an important carbohydrate found in the cell walls of eubacteria. • b. Archaebacteria follow the lytic cycle, while eubacteria follow the lysogenic cycle. • c. Archaebacteria have gene sequences that are similar to those of eukaryotes. • d. The two groups have very different membrane lipids. BACK TO GAME

  46. Topic 5:$300 Question • Viruses • a. are all about the same size. • b. can be seen with a basic compound light microscope. • c. rarely contain RNA or DNA. • d. vary greatly in size and structure. ANSWER BACK TO GAME

  47. Topic 5:$300 Answer • Viruses • a. are all about the same size. • b. can be seen with a basic compound light microscope. • c. rarely contain RNA or DNA. • d. vary greatly in size and structure. BACK TO GAME

  48. Topic 5:$400 Question • Where are you likely to find a photoautotroph? • a. in your refrigerator • b. in the darkness of the ocean • c. in your digestive system • d. near the surfaces of lakes, streams, and oceans ANSWER BACK TO GAME

  49. Topic 5:$400 Answer • Where are you likely to find a photoautotroph? • a. in your refrigerator • b. in the darkness of the ocean • c. in your digestive system • d. near the surfaces of lakes, streams, and oceans. BACK TO GAME

  50. Topic 5:$500 Question • Bacteria living in extreme environments may be a good source of • a. gram stains. • b. nitrogen-fixing bacteria. • c. antibiotics. • d. heat-stable enzymes ANSWER BACK TO GAME

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