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Stack #4659938
| Question | Answer |
|---|---|
| Population density | Number of individuals in an area of a specific size |
| Limiting factor | Environmental factor that causes a population to stop grow or to decrease in size, such as a fatal disease infecting organisms, organisms, is a limiting factor. |
| Carrying capacity | The largest population that an area can support |
| Biotic factors | parts of a habitat that are or were once alive and that interact with an organism |
| Abiotic factors | Abiotic factors are the nonliving parts of an organism's habitat. |
| Community | All the different populations that live together in an area. |
| Population | All the members of one species living in a peculiar area |
| Species | Group of organisms that can mate with each other and produce offspring that can also mate and reproduce |
| Ecosystem | Community of organisms that live in a peculiar area along with the non living environment |
| Ecology | Study of how organisms interact with each other and their environment |
| Producer | Organism that can make its own food |
| Consumer | Obtains energy by feeding on other organisms |
| Carnivore | Consumers that only eat animals |
| Scavenger | Carnivore that feeds on dead organisms |
| Herbivores | Consumers that only eat plants |
| Omnivores | Consumers that eat both meat and plants |
| Decomposers | Break down biotic wastes and dead organisms returning the raw materials back to the ecosystem |
| Food chain | Series of events in which one organism eats another and obtains energy and nutrients |
| Food web | Consists of many overlapping food chains in one ecosystem |
| Energy pyramid | Shows the amount of energy that moves from one feeding level to another in a food web |
| Chlorophyll | It absorbs light |
| Autotroph | Organism that makes its own food |
| Heterotroph | An organism that is unable to make its own food |
| Symbiosis | Any relationships in which two species live closely together |
| Commensalism | Relationship which one species benefits and the other doesn’t benefit or harm |
| Mutualism | Relationship which both species benefit |
| Parasitism | Relationship that involves one species living with, on, or inside another organism and harming it. |
| Organisms | Living thing |
| Habitat | Environment that provides the things a specific organism needs to live grow and reproduce |