The number of territories available for song sparrows when returning from their wintering grounds would be considered a:
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Each stage of community change during succession is called a…
Each stage of community change during succession is called a _____ stage.
When an animal eats fruit with hard seeds that cannot be dig…
When an animal eats fruit with hard seeds that cannot be digested and are excreted whole as a waste product, the seeds constitute _____ energy.
The following are advantages of ectoparasites except:
The following are advantages of ectoparasites except:
Energy that an organism uses to add to its biomass is
Energy that an organism uses to add to its biomass is
As a rule of thumb, ecologists use _____ as a value for food…
As a rule of thumb, ecologists use _____ as a value for food chain efficiency.
When two species have evolved a mutualistic relationship, if…
When two species have evolved a mutualistic relationship, if one species begins to provide less of a benefit, we predict that the other species will
In the SIR model, if rate of recovery of infected individual…
In the SIR model, if rate of recovery of infected individuals is fast then:
A pioneer species is _____ species to arrive at a site.
A pioneer species is _____ species to arrive at a site.
The following are characteristics of ecotones EXCEPT:
The following are characteristics of ecotones EXCEPT: