Keywords C Flashcards
population crash
sudden decline in the numbers of individual members of in a population, species or group of organisms
J curve
a graph line of species growth
S curve
a type of curve that graphs exponential growth and carrying capacity.
range of tolerance
organisms have specific requirements for successful growth, develpoment and reproduction
limiting factors
anything that constrains a population’s size and slows or stops it from growing
limiting factor principle
maximum obtaniable rate of photossynthesis is limted by whichever basic resource of plant is in least supply growth
Exponential growth
a curve on a graph that increases quantity over time
Logistical curve
a common S-shaped curve with an equation
Coevolution
The influence of closely associated species on each other in their evolution.
Commensalism
An association between two organisms in which one benefits and the other derives neither benefit nor harm.
Mutualism
Symbiosis that is beneficial to both organisms involved.
parasitism
a parasite causes harm to its host which it uses as a habitat
symbiosis
one organism benefits while the other is not affected negatively or positively
ecological succession
the process of species mixing in a habitat over a period of time
Primary Ecological Succession
when a new patch of land is created or exposed for the first time
Secondary Ecological Succession
when a community is disturbed
Inertia
a property that remains at rest unless acted on
Population Density
the concentration of individuals within a certain geographical location
Environmental Resistance
The combination of all Biotic and Abiotic factors that could potentially limit a population’s increase
Carrying Capacity
Maximum amount of organisms in 1 Species that can be sustained in an environment based on Biotic and Abiotic factors
Persistence
Ability of an organism to remain in a particular setting for a period of time after it is introduced
