earth system Flashcards
(23 cards)
System
Systems biology is the computational and mathematical analysis and modeling of complex biological
Feedback
feedback · the process of returning part of the output of a circuit, system, or device to the input,
Model
A systematic description of an object or phenomenon that shares important characteristics with the
Biosphere
It’s time for us to wear our responsibility as a species, as a good citizen within the biosphere.
Ecosystem
Ecosystem definition, a system, or a group of interconnected elements, formed by the interaction of a
Biome
A large community of plants and animals that occupies a distinct region. Terrestrial biomes, typically
Organism
An individual form of life, such as a plant, animal, bacterium, protist, or fungus; a body made up of
population
A group of individuals of the same species occupying a particular geographic area.
Biotic Factor
A biotic factor is any living thing that has an effect on an ecosystem.
Abiotic Factor
Abiotic factor definition, a nonliving condition or thing, as climate or habitat, that influences or affects an ecosystem and the organisms in it.
Community
A community is a social group whose members have something in common, such as a shared government, geographic location, culture, or heritage.
Habitat
The area or natural environment in which an organism or population normally lives.
Niche
A niche is a place or position that’s particularly appropriate for someone or something, especially due to being very specific and different from others.
Biodiversity
The number, variety, and genetic variation of different organisms found within a specified geographic region.
Keystone Species
A keystone species is a species of plant or animal that most or all of the other species in an ecosystem are directly or indirectly dependent on.
exponential growth
Growth whose rate becomes ever more rapid in proportion to the growing total number size.
logistic growth
When resources are limited populations exhibit logistic growth.
carrying capacity
The number or quantity of people or things that can be conveyed or held by a vehicle or container.
density dependent
Any force that affects the size of a population of living things in response to the density of the population.
density independent
A variable that stands alone and isn’t changed by the other variables you are trying to measure.
population density
population density is the concentration of individuals within a species in a specific geographic locale.
emigration
Emigration means an animal leaves its home because the habitat is no longer ideal for them and they need to find a more suitable environment.
disturbance
any relatively discrete event in time that disrupts ecosystem, community, or population structure, and change resources, substrate, availability, or physical environment.
