Test Bank For Nesters Microbiology A Human Perspective 9th Edition by Denise G. Anderson
Nester’s Microbiology, 9e (Anderson)
Chapter 1 Humans and the Microbial World
1) The scientist usually considered the first to see microorganisms, which he called “animalcules,” was ________.
B) van Leeuwenhoek
2) The word “animalcule” was first used by ________.
C) van Leeuwenhoek
3) The idea of spontaneous generation postulated that
A) organisms could evolve into the next generation of organisms.
B) organisms could spontaneously turn into other types of organisms.
C) living organisms could spontaneously arise from non-living material.
D) living organisms could spontaneously arise from other living organisms.
E) living organisms must contain at least ten cells.
4) Which of these scientists were involved in investigating the idea of spontaneous generation?
A) Redi and van Leeuwenhoek
B) Redi and Pasteur
C) van Leeuwenhoek and Pasteur
D) Pasteur and Escherich
E) Escherich and Redi
5) The work of Tyndall and Cohn
A) supported the idea of spontaneous generation rather than the idea of biogenesis.
B) explained why some spontaneous generation investigators got different results from those of Pasteur.
C) showed that all microbes caused disease if they enter the human body.
D) allowed scientists to see microorganisms using a simple microscope.
E) showed that boiling fails to kill vegetative bacteria.
6) The structures present in the hay infusions used in experiments on spontaneous generation that made them difficult to sterilize are
7) The contradictory results obtained by different scientists apparently doing the same experiments in investigating spontaneous generation
A) show that experiments should only be done once.
B) show the importance of exactly duplicating experimental conditions.
C) led to further experiments that ultimately proved spontaneous generation.
D) could not be explained by anyone involved in the work.
E) led to the development of swan-necked flasks.
8) If Pasteur had done his experiments investigating spontaneous generation in a horse stable,
A) the results would probably have supported the idea of spontaneous generation.
B) the results would probably not have supported the idea of spontaneous generation.
C) the results would probably been the same as those obtained in a laboratory.
D) the results would probably have supported the idea of spontaneous biogenesis.
E) it would probably have taken several years to obtain any results.
9) Cellulose is a major component of plants and is only directly digested by
10) Plants are dependent on microorganisms for
A) providing oxygen in a usable form.
B) providing water.
C) changing atmospheric nitrogen to a usable form.
D) providing simple carbohydrates.
E) providing complex proteins.
11) Microorganisms are involved in
A) causing disease.
B) curing/treating disease.
C) preparing food.
D) cleaning up pollutants.
E) All of the answer choices are correct.
12) Bacteria have been used to help produce or modify all of the following food products EXCEPT
B) beer and wine.
C) pickled products.
13) Microorganisms are involved in all of the following EXCEPT
A) production of medicinal products.
B) converting oxygen to a form useful to plants.
C) food production.
D) pollution cleanup.
E) converting nitrogen to a form useful to plants.
14) Bioremediation refers to
A) rehabilitating wayward bacteria.
B) using bacteria to clean up pollutants.
C) development of new vaccines.
D) monitoring newly discovered disease organisms.
E) destroying organisms causing emerging infectious diseases.
15) Which of the following about the Golden Age of Medical Microbiology is FALSE?
A) It started with the development of the first microscopes.
B) It occurred during the late 1800s to the early 1900s.
C) It is a time when the knowledge of bacteria and work with them expanded.
D) It was during this time that people realized that diseases could be caused by invisible agents.
E) It was a time when several major advances were made in microbiology.
16) Which of the following statements about newly emerging or reemerging diseases is FALSE?
A) They may be caused by changing lifestyles.
B) Examples include Lyme disease and toxic shock syndrome.
C) They may result from a breakdown in sanitation and social order.
D) They are all caused by drug-resistant pathogens.
E) They may result when microbes evolve and develop new characteristics.
17) Lyme disease is an example of a disease that is due to
A) increased interaction between humans and tick-carrying animals.
B) failure to effectively vaccinate children.
C) a mutation in the human genome.
D) climate change leading to a significantly greater mosquito population.
E) an increase in the number of people travelling to Asia and Africa.
18) The outbreak of measles within the last few years is due to
A) mutation of the measles virus.
B) change in the environment.
C) a decline in vaccination of children in the previous years.
D) increase in sensitivity of detection techniques.
E) emergence of novel measles viruses.
19) Which of the statements regarding smallpox is TRUE?
A) Smallpox has been eliminated as a naturally occurring infection in human beings.
B) Smallpox still occasionally occurs in developing countries.
C) Smallpox outbreaks sometimes occur in chimpanzee populations.
D) Smallpox has been eliminated by effective vaccination.
E) Smallpox has been eliminated as a naturally occurring infection in human beings, AND has been eliminated by effective vaccination.
A) has occurred in a few countries since 1977.
B) has little potential as a weapon of bioterrorism.
C) has not occurred anywhere in the word since 1977.
D) very seldom kills people, but does scar them.
E) is an emerging infectious disease.
21) Ulcers, previously thought to be caused by stress, are in fact often caused by
A) a bacterial infection.
B) an insufficient diet.
C) a genetic mutation.
D) pathogenic normal microbiota.
E) a viral infection.
22) Bacteria are useful to study because
A) they produce protein in a simpler manner than more complex organisms.
B) they have the same fundamental metabolic and genetic properties as higher organisms.
C) they produce energy in a simpler manner than more complex organisms.
D) they are resistant to all known antibiotics.
E) they produce peptidoglycan in a simpler manner than more complex organisms.
23) Normal microbiota
A) are only found in the digestive tract.
B) protect us from disease by crowding out “bad” invading bacteria.
C) are only found on small select parts of our bodies.
D) always cause disease when growing on our bodies.
E) play no role in our general health.
24) Bacteria are present on the body
A) only during disease-causing infections.
B) at all times.
C) only in certain areas.
D) only after intense exercise.
E) only after using public transport.