The example of desert locusts are used to demonstrate the following phenomena Except
a. Phenotypic plasticity
b. Intra-specific competition with time lag
c. Density-dependent dispersal
d. Interspecific competition
55. Kangaroo rat (Dipodomys merriami) reproduction is stimulated by plant growth (which is stimulated by fall rains). This represents an example of
a. Negative density dependent factors
b. Density independent factors
c. Positive density-dependent factors
66. In theory, when two species compete for exactly the same range of resources (i.e., have the same niche), ________ should occur
a. Predation
b. Mutualism
c. Character displacement
d. Stable coexistences
e. Competitive exclusion
67. A change in the behavior/performance of one species as a result of removal of its competitor is termed
a. Predation
b. Competitive release
c. Character displacement
d. Stable coexistences
e. competetive exclusion
71. Disturbance mediated coexistence represents what type of coexistence mechanism
a. Equilibrium mechanisms
b. Non-equilibrium mechanisms
c. Both
d. None
72. __________ is a species that is able to coexist with a competitively superior species in an un-stable environment due to its better dispersal and recruitment capabilities.
a. A predator
b. A dominant species
c. A fugitive species
d. A K-selected species
e. A subordinate species