Ecology
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Ecology
scientific study of the interactions of organisms with one another and their surroundings
Global ecology
study of patterns and interactions across ecostystems
Landscape ecology
study of patterns and interactions across ecosystems
Ecosystem ecology
study of living and nonliving components in an ecosystem
Community ecology
study of the interactions and dynamics of species in a region/ecosystem across many spatial and temporal scales
Population ecology
study of the structure and dynamics of populations within an ecosystem, same species
Organismal ecology
study of a single organism and the morphological, physiological, and behavioral adaptations allowing for survival in a specific environment
Primary productivity
rate at which producers create organic material
Limiting nutrients
required nutrients that determine how much primary production can happen
Eutrophication
process of water being enriched with nutrients leading to excessive algal growth
Weather
refers to short-term changes in the atmosphere
Climate
describes the weather conditions over a long time in a specific area/region
Niche
what an organism does and how it interacts with the environment in finding food, shelter, or a mate
Habitat
where the organism lives
Mutualism
both species benefit
Parasitism
1 organism benefits (parasite) and the other is negatively affected (host)
Commensalism
1 species benefits, the other is unaffected
Ecological succession
set of changes that occur in a community over time after a disturbance
Primary succession
occurs in a areas with no existing community or soil environment
Pioneer species
1st organisms that enter and thrive in a new area, begin primary succession
Secondary succession
process of organisms returning to an ecosystem after a disturbance that didn’t remove the soil
Climax communities
final stage of succession, can remain relatively unchanged after a significant disturbance
Population density
number of organisms living in an area
Natality
the number of births in each period