Answer Key for Microbiology Practice Test

Topics: Bacteria, Archaea, Eukaryote Pages: 7 (1211 words) Published: September 28, 2014
Name Microbiology 2210 Answer Key Practice Test 1
Directions: Choose the most correct response to answer the statement.

___1. Archaea
a. belong to the kingdom Protista
b. have petidoglycan in their cell walls
c. belong to the domain Bacteria
d. are prokaryotic

___2. Identify the correct format for writing the genus and species of a given organism?
a. bacillus Cereus
b. Escherichia Coli
c. bacillus coagulens
d. Streptococcus epidermidis
e. Micrococcus luteus

___3. The “magic bullet,” capable of killing a particular disease causing microorganism, was first isolated when
a. Louis Pasteur and Robert Koch developed the germ theory of disease b. Edward Jenner developed the smallpox vaccine
c. Joseph Lister discovered disinfectants
d. Paul Ehrlich discovered salvarsan (arsenic 606)

___4. Penicillin is found naturally in
a. Streptococcus pneumoniae
b. Echerichia coli
c. Penicillium notatum
d. Staphylococcus aureus
e. Klebsiella pneumonia

___5. The domain system of classification places bacteria into the domain a. Eukarya
b. Protista
c. Plantae
d. Prokaryotae
e. Bacteria

___6. Helminths are 
a. non pathogenic bacteria
b. parasitic protozoa
c. heterotrophic molds
d. parasitic flatworms and roundworms

___7. Louis Pasteur accomplished all of the following except a. developed the first rabies vaccine
b. developed the first disinfectant
c. discovered how fermentation works
d. developed a method to kill unwanted microorganisms in beverages e. disproved spontaneous generation

___8. This individual was first to use a synthetic drug to kill the syphilis microorganism
a. Paul Ehrlich
b. Louis Pasteur
c. Robert Koch
d. Edward Jenner
___9. Koch's postulates are best exemplified by which statement? a. microbes are found on dust particles
b. a specific microbe is the cause of a specific disease c. life forms can only arise from preexisting life forms d. a specific microbe should be classified in a specific kingdom e. microbes can be used to clean up toxic spills ___10. The microbiologist first to use disinfectants as a way to reduce surgical infections was

a. Robert Koch
b. S.J Singer
c. Francesco Redi
d. Joseph Lister
e. Louis Pasteur

___11. Identify the microbiologist who proved anthrax is caused by a bacterium? a. Theodor Escherich
b.  Paul Ehrlich
c.  Robert Koch
d. Joseph Lister

___12. All of the following are eukaryotic cell examples except a. protozoa
b. human skin cells
c. fungi
d. archaea

___13. Carbolic acid (phenol) was introduced as the first
a. vaccine
b. sulfa drug
c. chemotherapy drug
d. disinfectant
e. differential media

___14. Spontaneous generation is the belief that 
a. germs cause infectious diseases
b. microbes are diverse and ubiquitous
c. microorganisms are microscopic
d. aseptic technique reduce microbes in medical settings e. living things can arise from nonliving matter ___15. Protein icebergs floating in a lipid sea refers to the a. movement of flagella

b. movement of cytoplasm within a cell
c. movement of proteins and phospholipids in a membrane
d. transfer of DNA from one bacterium to another via the sex pilus

___16. The ability to observe a specimen clearly with the microscope is called a. resolution
b. refraction
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