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6 Written questions

6 Multiple choice questions

  1. organisms that use oxygen for respiration
  2. sphere shaped bacteria
  3. any organism that can cause disease
  4. substance used to kill bacteria
  5. prokaryotes that have cell walls and membranes that contain ribosomes and singular circular chromosomes
  6. mutation of a bacteria into a strain not affected by previously successful treatment

6 True/False questions

  1. fissionpoison produced by pathogens


  2. anaerobesorganisms that die when exposed to oxygen


  3. vaccinesphere shaped bacteria


  4. saprophyteorganisms that use oxygen for respiration


  5. nitrogen fixingtype of bacteria in pea plant roots that benefits the plant


  6. nodulesgrowths on roots of pea plants where beneficial bacteria live