Microbiology Exam 1
Microorganism - ANSWER are organisms that are too small to see with the unaided eye
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
Robert Hooke - ANSWER • All living organisms are composed of little boxes or "cells"
• -came up with cell theory - that all microorganisms are made up of cells
-marked the beginning of the cell theory
Anton van Leeuwenhook - ANSWER • 1st cells observed under the microscope
also made the original electron microscope : 10 mil X
Rebecca Lancefield - ANSWER • came up with the system that help classifying different
microorganisms
• it was all based on different polysaccharides in the cell wall
Microorganism - ANSWER are organisms that are too small to see with the unaided eye
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
Robert Hooke - ANSWER • All living organisms are composed of little boxes or "cells"
• -came up with cell theory - that all microorganisms are made up of cells
-marked the beginning of the cell theory
Anton van Leeuwenhook - ANSWER • 1st cells observed under the microscope
also made the original electron microscope : 10 mil X
Rebecca Lancefield - ANSWER • came up with the system that help classifying different
microorganisms
• it was all based on different polysaccharides in the cell wall
