earth systems Flashcards
System
A set of things working together as parts of a mechanism or an interconnecting network
Feedback
information about reactions to a product a person’s performance of a task which is used as a basis for improvement
Model
a finger or object made in clay or wax to be reproduced in another more durable material
Biosphere
A regions of the surface atmosphere and hydrosphere of the earth or analogous parts of other planets
Ecosystem
A biological community of interacting organisms and their physical environment
Biome
A larger naturally occurring community of flora and fauna occupying a major habitat forest or tundra
organims
Individual animal plant or single celled life form
Population
a finite or infinite collection of items under consideration
Biotic Factor
a living organism that shapes its environment.
Abiotic Factor
a non-living part of an ecosystem that shapes its environment.
Community
an interacting group of various species in a common location.
Habitat
the area and resources used by a particular species
Niche
the role an organism plays in a community.
Biodiversity
diversity is the variety and variability of life on Earth
Keystone Species
an organism that helps define an entire ecosystem.
Disturbance
A breakdown of peaceful and law abiding behavior a riot .
Emigration
The act of leaving one’s own country to settle permaently in another .
population density
population density is the concentration of individuals within a species in a specific geographic locale .
density independent
Any force that affects the size of a population of living things regardless of the density of the population .
density dependent
A factor whose effects on the size or growth of a population vary with the population density .
Carrying capacity
The number or quantity of people or things that can be conveyed or held by vehicle or container .
logistic growth
the logistic function finds finds applications in range of fields .
Exponential growth
Growth whos rate becomes ever more rapid in proportion tot he growing total number size .
