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| What is the difference between aerobic and anaerobic bactera? |
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Definition
| aerobic uses oxygen for respiration and anaerobic is adappted to living without oxygen |
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| What are the 2 kingdoms of bacteria? |
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Definition
| eubacteria and circhaebacteria |
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| What is the common name of cyanobacteria? |
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Definition
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| Where can cyanobacteria be found? |
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| How do most bacteria reproduce? |
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| How do bacteria help keep the world free from wastes? |
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Definition
| they break down dead organisms |
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| Bacteria live in groups called colonies. Colonies are usually circular. The diameter of a particular bacterial colony is 20mm. The circumference of a circle is equal to pi times its dieameter. What is the circumference of the colony? |
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| What word on the milk carton tells you that the dairy eliminated pathogens when producing the milk? |
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| What process killls harmful bacteria without much effect on the taste of the food? Describe the process |
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Definition
| pasteurization-process of heating food to a temperature that kills harmful bacteria |
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| What kind of bacteria causes dead organisms to erode? |
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| How does this change help other organisms in the environment? |
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Definition
| the nutrients that the saprophyte broke down are avaliable to others now |
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| What kind of bacteria annually save farmers millions of dollars in fertilizer costs? |
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| nitrogen- fixing bacteria |
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| What 2 kinds of plants have these bacteria in their roots? |
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| What can prevent some bacterial diseases? |
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| What kind of drugs can kill bacteria? |
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| What are poisons produced by pathogen called? |
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| What are the thick walled cells of botulism bacteria called? |
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