BIOD 171 ESSENTIAL MICROBIOLOGY
FINAL FINAL STUDY SHEET 2026
QUESTIONS SOLUTIONS GRADED A+
⩥ 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
FINAL FINAL STUDY SHEET 2026
QUESTIONS SOLUTIONS GRADED A+
⩥ 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
