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Bio ch 1
Vocabulary Terms
| Question | Answer |
|---|---|
| Observation | Anything detected through human senses or with measuring devices that enhance our senses |
| Experiment | Scientific investigation performed under controlled conditions |
| Dependent Variable | Affected by the experiment |
| Independent Variable | Affects the dependent variable |
| Model | Representation of the real world |
| Scientific Theory | Explanation of something believed to be true |
| Biology | The scientific study of life |
| Interdependence | Organisms depend on other organisms for survival |
| Symbiosis | Relationship between two or more organisms where at least one of the organisms benefits |
| Competition | Organisms compete for the same resources |
| Population | Organisms of the same species that live in the same area |
| Community | All populations in a given area |
| Ecosystem | All living things together and the non-living environment i.e., sun, water, wind |
| Biome | Group of similar ecosystems |
| Biosphere | The part of the Earth where all life exists |
| Biodiversity | Variety, assortment, or range of living things |
| Cell | Basic unit of life |
| Tissue | Group of cells with a similar structure and function |
| Organ | Structure composed of one or more types of tissue |
| Organ system | Group of organs that work together to do a certain job |
| Organism | Individual living thing made up of one or more organ systems |
| Cell Theory | The cell is the basic unit of life, all living things are composed of cells, cells arise from pre-existing cells |
| Gene Theory | Characteristics of living things are controlled by genes and passed from parent to offspring |