density Dependent factors Flashcards
1
Q
what are density dependent factors?
A
any factor influencing population regulation that has a greater impact as the density increases
2
Q
what is competition?
A
rivalry of the same or different species in completion for resources
3
Q
what is the competitive exclusion principle?
A
- two species are unable to compete for the same resources in the same niche
4
Q
what is a niche?
A
a species role and position in its environment, the species interaction with the biotic and abiotic factors in the ecosystem
5
Q
what is character displacement?
A
the evolutionary divergent of characteristics displayed by two or more species within the same niche or habitat
6
Q
what is recourse partitioning
A
- division of experimental resources by coexisting species populations to avoid competition for resources
