Chapter Test 2 Review Chapter 6-Vocabulary
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Colony | Population of cells that arises from a single cell
often called a "Colony-Forming unit"
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| Psychrophiles | Cold loving microbes
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| Mesophiles | Moderate temp loving microbes
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| Thermophiles | Heat loving microbes
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| Plasmolysis | Loss of water from a cell in hyper-tonic environment
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| Halophiles | Organism that requires a high salt concentration for growth
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| Acidiophiles | Grow in acidic environments, below pH 4
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| Obligate aerobes | Organism that require molecular oxygen to live
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| Facultative anaerobes | An organism that can grow with or w/o molecular oxygen
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| Obligate anaerobes | An organism that does not use molecular O2 and is killed in the presence of O2
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| Aerotolerant anaerobes | Cannot use O2 for growth but tolerate it fairly well. (ex. pickles & cheese)
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| Microaerophiles | An organism that grows best in an environment with less molecular O2 than is normally found in air
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| Biofilms | A microbial community that usually forms a slimy layer on a surface (plaque on teeth, rock in pond)
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| CFU | Visible bacterial colonies on solid media
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| Dilution | Reducing the concentration of a chemical
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| Turbidity | The cloudiness of a suspension
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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