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pop.w/in.ecosystem
| Question | Answer |
|---|---|
| populations within an ecosystem can/cannot have unlimited growth | cannot |
| conditions that have an impact on population size | limiting factors |
| factors that affect all populations the same way, regardless of size | density-independent limiting factors |
| depend on population size | density-dependent limiting factors |
| a.competition,availability of food/water/sunlight b.unusual weather, natural disasters,human activities(cutting down trees, damming rivers) | a.density dependent b.density independent |
| stable community, very little population growth or decline | climax community |
| a certain number of organisms that can exist successfully in an ecosystem | carrying capacity |