Ecology Exam 3 With Questions And
Answers Latest Update 2026
are
introduced to a region of the world where they
Introduced, exotic, or non-native species
have not historically existed. As time passes,
they may become naturalized
are introduced species that spread rapidly and
invasive species
negatively affect other species
they can have substantial effects on the species
effects of Herbivores
they consume
relatively small carnivores that consume
Mesopredators
herbivores
predators that typically consume both
Top predators
herbivores and predators
The synchrony of population cycles between
consumers and the populations they consume that these oscillations are the result of
interactions between them
suggests …
help us explain and predict what will happen
Modeling, or mathematical representations
and why
The model is … the hypothesis!
intra-specific competition is stronger than inter-
Two species will coexist if …
specific competition
What is the Lotka-Volterra Predator-Prey first
dR/dt = rR – cRP
Equation?
In Lotka-Volterra Predator-Prey Equations R is … the number of prey
In Lotka-Volterra Predator-Prey Equations P is … number of predators
, In Lotka-Volterra Predator-Prey Equations r is … the prey’s per capita exponential growth rate
In Lotka-Volterra Predator-Prey Equations c is … a constant expressing efficiency of predation
Answers Latest Update 2026
are
introduced to a region of the world where they
Introduced, exotic, or non-native species
have not historically existed. As time passes,
they may become naturalized
are introduced species that spread rapidly and
invasive species
negatively affect other species
they can have substantial effects on the species
effects of Herbivores
they consume
relatively small carnivores that consume
Mesopredators
herbivores
predators that typically consume both
Top predators
herbivores and predators
The synchrony of population cycles between
consumers and the populations they consume that these oscillations are the result of
interactions between them
suggests …
help us explain and predict what will happen
Modeling, or mathematical representations
and why
The model is … the hypothesis!
intra-specific competition is stronger than inter-
Two species will coexist if …
specific competition
What is the Lotka-Volterra Predator-Prey first
dR/dt = rR – cRP
Equation?
In Lotka-Volterra Predator-Prey Equations R is … the number of prey
In Lotka-Volterra Predator-Prey Equations P is … number of predators
, In Lotka-Volterra Predator-Prey Equations r is … the prey’s per capita exponential growth rate
In Lotka-Volterra Predator-Prey Equations c is … a constant expressing efficiency of predation
