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UVA Mod 6 Vocabulary
| Term | Definition |
|---|---|
| Abiotic factors | all nonliving things in an ecosystem, including water, rocks, sunlight, weather, natural disasters, oxygen, space, hunting, and shelter |
| Symbiosis | the relationship between two organisms that live together in an environment |
| Biological interactions | the effects that the organisms in a community have on one another |
| Parasite | an organism that lives inside or near another organism (host), typically using the host for nourishment and shelter |
| Predation | a biological interaction in which a predator feeds on its prey |
| Mutualism | a relationship in which two organisms benefit from each other |
| Commensalism | a relationship in which one organism benefits while the other organism is neither helped nor harmed |
| Competition | when two or more organisms need the same resource (food, water, space, territory, mates) for survival |
| Biotic factors | all living things in an ecosystem, including animals, bacteria, plants, fungi, and other living species |
| Limiting factors | the living and nonliving things present in an ecosystem that prevent a population from growing beyond a certain size, including food, water, available mates, and predators |
| Infectious agents | things that gain access to other living organisms, causing harm |
| Natural processes | processes existing in or produced by nature, including weathering, erosion, mountain formation, volcanic activity, and plate tectonics |
| Geologic time | way to measure the sequence of significant events on Earth over time |
| Fossils | Remains of living things trapped in layers of sediment, in ice, or on the seafloor |
| Extinct | no longer exists |
| Theory of evolution | states that living things change slowly over time in response to changes in their environment |
| Natural phenomena | any state or process known or observed through evidence gathered using the five senses |
| Theory | the explanation for a natural process or phenomenon that is well-supported using a large quantity of empirical evidence, including observations, experimentation, and reasoning |
| Law | a descriptive statement or equation that accurately predicts a natural event or process that always occurs under certain conditions |
| Genetic variation | the variety of genes that may be inherited in a population of a species |
| Natural selection | a mechanism for the evolution of a population to become better adapted for survival in a specific environment |
| Camouflage | The leopard uses its specialized coloration to hide in the trees, stalking its prey. |
| Mimicry | The leaf wing butterfly perched on a tree could be easily mistaken for a dead leaf. |
Created by:
mpolitz
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