| Term | Definition |
| bio | life |
| eco | home |
| zoo | animal |
| phyte | plant |
| cyto | cell |
| anthropo | man |
| auto | self |
| ology | study of |
| tion | process or action |
| osis | process or action |
| ist | one who |
| ism | the state of |
| ous | full of |
| ious | full of |
| y | to make |
| arium | resembling |
| oid | resembling |
| ome | mass |
| scientific method | steps that scientists use to gather info & answer questions |
| observation | the act of using the senses to gather information & collect data |
| Inference | the interpretation of an observation based upon evidence or prior knowledge |
| controlled experiment | an experiment in which only one condition is changed at a time |
| hypothesis | an explanation for a problem that can be formally tested |
| control | the standard against which results are compared |
| experimental group | the test group that is manipulated by the scientist |
| independent variable | the condition being tested in the experiement |
| dependent variable | the condition that results from the manipulation of the independent variable |
| data | information obtained from investigations & experimentation |
| theory | an explanation of a natural phenomenon supported by a large body of scientific evidence |
| biology | the study of life |
| organization | possessing some form of orderly structure |
| reproduction | the production of offspring |
| species | a group of organisms that can interbreed and produce fertile offspiring |
| growth | an increase in the amount of living material and the formation of new structures |
| development | all of the changes that take place during the growth & life processes of an organism |
| environment | the surroundings of an organism |
| stimulus | anything in an organism's external or internal environment that causes a reaction |
| response | a reaction to a stimulus |
| homeostasis | the regulation of an organism's internal environment to maintain conditions suitable for survival |
| energy | the ability to cause change |
| adaptation | any inherited structure, behavior, or internal process that enables an organism to respond to environmental factors & live to produce offspring |
| evolution | a gradual change in a species through adaptations over time |