Biotic And Abiotic Influences On Ecosystems Flashcards
What is: constant growth, as a result the population size increases steadily?
Exponential growth
What is: population growth that is not constant?
Logistic growth
What is: the max population size [stable]
Carrying capacity
What is: any factor that places an upper limit on the size of a population?
Limiting factors
What is: conditions of temperature and precipitation are most favourable and population is large?
Optimal range
Beyond the ____ an organism’s ability to adapt has been exceeded and the entire population will either move or become extinct.
Tolerance range
What is: the situation in which two different organisms live together in close association [if they are separated, one or both will die]
Symbiosis
What is it called when both organisms benefit?
Mutualism
What is it called when the symbiont benefits is the host is harmed?
Parasitism
What is it called when the symbiont benefits and the host is unchanged?
Commensalism
What is it called when organisms try to use a resource of short supply and one dies or has to emigrate?
Competition
What is it called when one organism eats the other?
Predation
