| Question | Answer |
| which two taxonomic units are typically used to identify an organism when using binomial nomenclature? | genus and species |
| chitin cell walls are characteristics of which taxonomic group? | fungi |
| Which of the following indicates how bacteria and viruses typically compare in size? | Bacteria are much larger than viruses |
| Which of the following is true of the microbial world? | Many microbes are helpful |
| _____ was a Greek physician who posited that natural causes, not supernatural forces, caused disease. | Hippocrates |
| _____ is the science of identifying, naming, and classifying living organisms. | Taxonomy |
| Which of the following is true of the genetics of viruses? | Viruses can contain either DNA or RNA, but not both |
| Viruses are not included in phylogenetic trees for which of the following reasons? | They are acellular and nonliving |
| Diatoms are classified within which of the following domains? | Eukarya |
| Yeasts are which of the following? | Unicellular fungi |
| Which are the three currently accepted domains? | Archaea, Bacteria, and Eukarya |
| The term prokaryotes refers to which of the following? | Unicellular organisms that have no nucleus |
| True or False: All organisms studied in the field of microbiology are visible only with a microscope. | False |
| Which of the following is not a subfield of microbiology? | Botany |
| Which is the best description of the primary purpose of a phylogeny? | Phylogenies show evolutionary relatedness between organisms |
| True or False: When a scientific name is used repeatedly, both the genus and species must always be written out in full to avoid confusion. | False |
| Who is considered the "father of Western medicine"? | Hippocrates |
| The cytoplasmic extensions used by some protists to move are called _____. | Pseudopods |
| Mycotoxins are produced by which type of organism? | Molds |
| True or False: The average size of a typical virus is approximately 100 nm. | True |
| Which of the following is not a curved bacterial shape? | Bacillus |
| Oral thrush is caused by which type of organism? | Fungi |
| Viruses are classified as which of the following? | Distinct from the three-domain system |
| For which of the following is Thucydides known? | Realizing that people who had been infected by the Athenian plague had immunity to reinfection |
| True or False: Viruses are considered living organisms. | False |
| The archaebacteria are now called _____. | Archaea |
| Fermentation by yeast produces ethanol and _____. | Carbon dioxide |
| Which of the following is true about microorganisms? | Microorganisms can be seen only with a microscope |
| Which of the following is a current usage of binomial nomenclature? | Homo sapiens |
| True or False: Animal cells are generally about the same size as bacterial cells. | False |
| Which of the following types of microorganisms is photosynthetic? | Alga |
| Which of these infectious agents do not have nucleic acid? | Prions |
| Which of the following is not true about the process of fermentation? | It is carried out exclusively by unicellular eukaryotes such as yeast |
| Which individual first observed unicellular organisms, which he called “animalcules,” using a microscope he developed? | Antonie van Leeuwenhoek |
| _____ used phenol as a wound disinfectant. | Joseph Lister |
| Which of the following statements about biofilms is false? | Biofilms are more sensitive to antibiotics |
| Disease-causing microorganisms are called _____. | Pathogens |
