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Populations and Ecosystems (Soil factors (C horizon (rock and rock…
Populations and Ecosystems
population
individuals of the same species
community
all populations together
ecosystem
physical nonliving environment
habitat
conditions which the organism completes its life cycle
operational habitat
all components known and unknown are it habitat
abiotic
nonliving and physical
biotic
living factors
tolerance range
range between low and high extremes
Soil factors
pioneers
first plants to invade new soil
A horizon
upper most zone of leaching
B horizon
zone of deposition
C horizon
rock and rock fragments
mutualism
interaction beneficial for both organisms
competition
niche
set of conditions
competitive exclusion
less adapted = excluded from ecosystem /
populations don't grow well together ///
