Ecology Flashcards
What is a Niche?
The role an organism plays in their ecosystem
What is the competitive exclusion principal?
two different species can’t live in the same niche for two long; one will out compete and replace the other
What’s the difference between inter and intraspecific?
interspecific - 2 independent or different species compete for resources
intraspecific - members of the same species compete for a limited resource
What is the Biosphere list?
Biosphere→Ecosystem→Community→Population→Organism
What is mutualism?
When prey and predator / two animals that are connected in some way both benefit
What is commensalism?
When only one organism benefits and the other one neither benefits or is harmed
What is parasitism?
When one organism benefits and the other is harmed
What is a slow change v fast change?
Slow change→environmental changes that happen gradually
ex. climate change, seasons, continental drift
Fast change→exact same thing except fast
What is symbiosis?
Symbiosis→two organisms interacting closely with one another / a relationship