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Living Things 1.2
Chapter 1.2
| Question | Answer |
|---|---|
| bacteria | These are the simplest form of life. They are made up of just one cell and do NOT have a nucleus. |
| cell wall | This protects the bacterium from its surroundings. |
| shape | Bacteria are classified by their external _____. They are either spiral, rod or round shaped. |
| binary fission | This is how bacteria reproduce. |
| nuclei | Neither bacteria nor archaea contain one of these. |
| archaea | This single-celled organism can survive in many extreme environments. |
| methanogens | This type of archaea can survive in swamps and the guts of cows. |
| halophiles | This type of archaea can survive in salty lakes and ponds. |
| thermophiles | This type of archaea can survive in really hot places and really cold places. |
| chlorophyll | The chemical that plants and some bactiera use to make their own food. |
| environment | Bacteria can be classified by how they affect their _____________. |
| producers | This type of bacteria are a food source for other organisms. |
| decomposers | This type of bacteria break down dead or decaying organisms. |
| parasites | This type of bacteria can either help or harm its host. |
| helpful | This type of bacteria is found in yogurt. |
| harmful | This type of bacteria can poison bodies. |
Created by:
srandall
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