Foundations in Microbiology 6th Edition by Kathleen Park - Test Bank

Student: ___________________________________________________________________________

1. Disease-causing microorganisms are called

A. decomposers.

B. procaryotes.

C. pathogens.

D. eucaryotes.

E. fermenters.

2. The microorganisms that recycle nutrients by breaking down dead matter and wastes

are called

A. decomposers.

B. procaryotes.

C. pathogens.

D. eucaryotes.

E. fermenters.

3. The microorganisms that do not have a nucleus in their cells are called

A. decomposers.

B. procaryotes.

C. pathogens.

D. eucaryotes.

E. fermenters.

4. When humans manipulate the genes of microorganisms the process is called

A. bioremediation.

B. genetic engineering.

C. epidemiology.

D. immunology.

E. taxonomy.5. Which of the following is not considered a microorganism?

A. mosquito

B. protozoa

C. bacteria

D. viruses

E. fungi

6. All microorganisms are best defined as organisms that

A. cause human disease.

B. lack a cell nucleus.

C. are infectious particles.

D. are too small to be seen with the unaided eye.

E. can only be found growing in laboratories.

7. Which activity is an example of biotechnology?

A. bacteria in the soil secreting an antibiotic to kill competitors

B. a microbiologist using the microscope to study bacteria

C. humans using yeast to make beer and wine

D. Mycobacteria tuberculosis in the lungs causing tuberculosis

E. public health officials monitoring diseases in a community

8. Which of the following is a unique characteristic of viruses that distinguishes them

from the other major groups of microorganisms?

A. cause human disease

B. lack a nucleus

C. cannot be seen without a microscope

D. contain genetic material

E. lack cell structure

9. The Dutch merchant who made and used quality magnifying lenses to see and record

microorganisms was

A. Francesco Redi.

B. Antonie van Leeuwenhoek.

C. Louis Pasteur.

D. Joseph Lister.

E. Robert Koch.