1. Introduction to Microbiology
Importance of Microorganisms
01:25
Practice this topic
- Multiple Choice
Which of the following is a beneficial activity of microorganisms?
1671views12rank - Multiple Choice
Which of the following is an example of bioremediation?
2062views21rank - Multiple Choice
Which of the following is true of the normal human microbiota?
1275views13rank - Textbook Question
Briefly state the role microorganisms play in each of the following:
a. Biological control of pests
b. Recycling of elements
c. Normal microbiota
d. Sewage treatment
e. Human insulin production
f. Vaccine production
g. Biofilms
781views - Textbook Question
It is possible to purchase the following microorganisms in a retail store. Provide a reason for buying each.
a. Bacillus thuringiensis
b. Saccharomyces
606views - Textbook Question
These organisms are important in sewage treatment and can produce a fuel used for home heating and for generating electricity.
591views - Textbook Question
Which of the following is an example of bioremediation?
a. Application of oil-degrading bacteria to an oil spill
b. Application of bacteria to a crop to prevent frost damage
c. Fixation of gaseous nitrogen into usable nitrogen
d. Production by bacteria of a human protein such as interferon
e. All of the above
825views - Multiple ChoiceWhich group of organisms contributes most to the decomposition of dead organisms?26views