BIOL 2030 OPENSTAX MICROBIOLOGY
ACTUAL QUESTIONS AND CORRECT
ANSWERS COMPLETE MICROBIOLOGY
STUDY GUIDE
●● examples of microorganisms
Answer: bacteria
fungi
protozoa
microscopic algae
viruses
●● what kind of microscope do you use when you are working with
microorganisms you can't see?
Answer: bright field microscope
●● what are the different magnifications of a bright field microscope
Answer: 4x
10x
40x
100x
,●● what is the kind of microscope that you use when looking at a virus
Answer: electron microscope
●● what are the different magnifications of the electron microscope
Answer: 1 mil
2 mil
10 mil
●● How are microbes helpful
Answer: decompose organic waste
generate O2
produce chemical products such as ethanol and others
produce fermented foods ex: vinegar, cheese, and bread
produce products used in manufacturing ex: cellulose and insulin
●● How many microbes are pathogenic out of all the microorganisms
Answer: 70/10 mil
●● what knowledge do microbes give humans
Answer: prevent diseases
allow food storage and prevent food spoilages
stop transmission of diseases
,●● Microbiology
Answer: the study of organisms too small to be seen with the naked eye
●● microbial ecology
Answer: the study of the relationship between microorganisms and their
environment
●● competitive exclusion
Answer: a way to kill the bad bacteria
- change in the pH
- secrete enzymes
- eat the food
●● bioremediation
Answer: using microbes to clean up pollutants
●● Bacillus thuringienisis
Answer: can kill insects but doesn't harm plants or animals
●● Order of the Scientific Method
, Answer: observe
hypothesis
prediction
experiment
consistency
theory
law
●● Mycology
Answer: study of fungi
●● bacteriology
Answer: study of bacteria
●● virology
Answer: study of viruses
●● algology
Answer: study of algae
●● protozoology
Answer: study of protozoa
ACTUAL QUESTIONS AND CORRECT
ANSWERS COMPLETE MICROBIOLOGY
STUDY GUIDE
●● examples of microorganisms
Answer: bacteria
fungi
protozoa
microscopic algae
viruses
●● what kind of microscope do you use when you are working with
microorganisms you can't see?
Answer: bright field microscope
●● what are the different magnifications of a bright field microscope
Answer: 4x
10x
40x
100x
,●● what is the kind of microscope that you use when looking at a virus
Answer: electron microscope
●● what are the different magnifications of the electron microscope
Answer: 1 mil
2 mil
10 mil
●● How are microbes helpful
Answer: decompose organic waste
generate O2
produce chemical products such as ethanol and others
produce fermented foods ex: vinegar, cheese, and bread
produce products used in manufacturing ex: cellulose and insulin
●● How many microbes are pathogenic out of all the microorganisms
Answer: 70/10 mil
●● what knowledge do microbes give humans
Answer: prevent diseases
allow food storage and prevent food spoilages
stop transmission of diseases
,●● Microbiology
Answer: the study of organisms too small to be seen with the naked eye
●● microbial ecology
Answer: the study of the relationship between microorganisms and their
environment
●● competitive exclusion
Answer: a way to kill the bad bacteria
- change in the pH
- secrete enzymes
- eat the food
●● bioremediation
Answer: using microbes to clean up pollutants
●● Bacillus thuringienisis
Answer: can kill insects but doesn't harm plants or animals
●● Order of the Scientific Method
, Answer: observe
hypothesis
prediction
experiment
consistency
theory
law
●● Mycology
Answer: study of fungi
●● bacteriology
Answer: study of bacteria
●● virology
Answer: study of viruses
●● algology
Answer: study of algae
●● protozoology
Answer: study of protozoa
