| Question | Answer |
| domain | A taxonomic level above the kingdom level. |
| kingdom | In classification, the broad taxonomic category above phylum. |
| ecology | The scientific study of organisms interacting with their environment. |
| ecosystem | A biological community and its physical environment. |
| evolution | Genetic change in populations or species over generations. |
| natural selection | Environmental control over species survival based on characteristics that they are born with. |
| adaptation | A characteristic that allows an individual to survive in its environment. |
| scientific method | A universal process used in discovery. |
| observation | viewing results, behavior, or appearance during the scientific method. |
| hypothesis | A tentative explanation or prediction. |
| prediction | hypothesis, guess |
| experiment | A protocol or plan of action |
| control group | The part of the experiment that is not changed or manipulated. |
| experimental group | the part of the experiment that is manipulated. |
| independent variable | that part of the experiment that is manipulated |
| dependent variable | the part of the experiment that a scientist wants to observe that may change because of the manipulated variable. |
| theory | well-tested explanation that unifies a broad range of observations. |
| peer review | assessment of an experiment by an independent group of scientists |
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500 Words
