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Mod. 4 Vocab
science
Term | Definition |
---|---|
Abiotic Factor | the effects on the ecosystem that are a result of the nonliving parts of that ecosystem |
Food Web | the overlapping food chains in an ecosystem |
Nitrogen Cycle | the continuous trapping of nitrogen gas into compounds in the soil and its return to the air |
Biotic Factor | a living thing in an ecosystem, such as a plant, an animal, or a bacterium |
Water Cycle | the continuous movement of water between Earth’s surface and the air, changing from liquid into gas into liquid |
Invasive Species | a specific classification of a plant or animal that is not native to an ecosystem |
Oxygen-Carbon Dioxide Cycle | the continuous exchange of carbon dioxide and oxygen among living things |
Food Chain | the path that energy and nutrients follow in an ecosystem |
Limiting Factor | anything that controls the growth or survival of a population |
Succession | the process of one ecosystem changing into a new and different ecosystem |
Producer | organism that makes its own food |
Decomposer | organism that breaks down dead organic material |
Niche | the role of an organism in an ecosystem |
Consumer | organism that cannot make its own food |
Symboisis | a relationship between two kinds of organisms over time |
Parasitism | a relationship in which one organism lives in or on another organism and benefits from that relationship while the host organism is harmed by it |
Mutualism | a relationship between two kinds of organisms that benefits both |
Water Vapor | water in the form of a gas that is present during evaporation |