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Environment Science
This will teach you some about ecosystems
Term | Definition |
---|---|
Habitat | A place where an organism lives and that provides the things that an organism needs. |
Biotic Factors | Are the living parts of an ecosystem. |
Abiotic Factors | Are the nonliving parts of an ecosystem. |
What are the five different abiotic factors found in most ecosystems? | Water, sunlight, oxygen, temperature, and soil. |
Ecology | How living things interact with each other and the environment. |
Population Density | The number of individuals in a specific area. |
What are the four ways that populations can increase or decrease? | Birth rate, Death rate, immigration, and emigration. |
What is a limiting factor? | A limiting factor is an environmental factor that prevents a population from increasing. They are food, space, and weather. |
Producer | An organism that can create its own food. |
Consumer | An organism that obtains its energy by feeding on other organisms. |
Herbivore | A herbivore is an organism that consumes on only plants, like a grasshpper |
Carnivore | A carnivore is an organism that only feeds off of animals, like a lion. |
Omnivore | An omnivore is an organism that feeds off of both animal and plants, like a human. |
Scavenger | A scavenger is an animal that feeds off of dead bodies of organisms, like a vulture. |
Food chain | A series of events in which one organism eats another and obtains energy. |
Food web | Consists of overlapping food chains in an ecosystem. |
Ecosystem | All living and non-living things that interact in an area. |
Biome | A group of ecosystems with similar climate and organisms. |
Temperature and Rainfall | Two climatic conditions that determine an areas biome. |