BSCI 106 Lecture Notes - Lecture 6: Character Displacement, Species Richness, Ecological Succession
Document Summary
Get access
Related Documents
Related Questions
QUESTION 1
These include simultaneous consideration of tolerance ranges for all conditions, resource requirements (of all biotic and abiotic resources), and habitat preferences.
a. | Fundamental ecological niches | b. | Hutchinsonian ecological niches | c. | . Realized ecological niches | d. | Competition coefficients | e. | Competitive exclusion | f. | Coexistence | g. | Isoclines | h. | Stable equilibria | i. | Unstable equilibria |
QUESTION 2
Interspecific competition has this outcome when the effects of intraspecific competition outweigh the effects of interspecific competition.
a. | Fundamental ecological niches | b. | Hutchinsonian ecological niches | c. | Realized ecological niches | d. | Competition coefficients | e. | Competitive exclusion | f. | Coexistence | g. | Isoclines | h. | Stable equilibria | i. | Unstable equilibria |
QUESTION 3
The range of places that species could occupy based on suitability; a hypothetical location and ecological/trophic role in the absence of ecological interactions such as competition.
a. | Fundamental ecological niches | b. | Hutchinsonian ecological niches | c. | Realized ecological niches | d. | Competition coefficients | e. | Competitive exclusion | f. | Coexistence | g. | Isoclines | h. | Stable equilibria | i. | Unstable equilibria |
QUESTION 4
Graphs of the Lotka-Volterra interspecific competition model illustrate coexistence of two species with one of these features.
a. | Fundamental ecological niches | b. | Hutchinsonian ecological niches | c. | . Realized ecological niches | d. | Competition coefficients | e. | Competitive exclusion | f. | Coexistence | g. | . Isoclines | h. | . Stable equilibria | i. | Unstable equilibria |
QUESTION 5
When a particular species always outcompetes a second species in the Lotka-Volterra model of interspecific competition, these features will never intersect.
a. | Fundamental ecological niches | b. | Hutchinsonian ecological niche | c. | Realized ecological niches | d. | Competition coefficients | e. | Competitive exclusion | f. | Coexistence | g. | Isoclines | h. | Stable equilibria | i. | Unstable equilibria |
QUESTION 6
When prey/foods increase in abundance, the predator population increases through reproduction and/or immigration.
a. | Amensilism | b. | Commensilism | c. | Functional response | d. | Mutualism | e. | Numerical response | f. | Parasite | g. | Parasitoid | h. | True predator | i. | This is not an answer- don't choose it! |
QUESTION 7
Endomycorrhizae, ectomycorrhizae, gut âmicrofloraâ and lichens are examples of this type of ecological interaction.
a. | Amensilism | b. | Commensilism | c. | Functional response | d. | Mutualism | e. | Numerical response | f. | Parasite | g. | Parasitoid | h. | True predator |
QUESTION 8
Prey switching, prey mechanisms to avoid predation (via increased group size), and formation of search images generate variations of this phenomenon.
a. | Amensilism | b. | Commensilism | c. | Functional response | d. | Mutualism | e. | Numerical response | f. | Parasite | g. | Parasitoid | h. | True predator |
QUESTION 9
Generally do not kill their prey, and consume only one (or perhaps a few) individual prey during a particular developmental phase or lifetime.
a. | Amensilism | b. | Commensilism | c. | . Functional response | d. | Mutualism | e. | Numerical response | f. | Parasite | g. | Parasitoid | h. | True predator |
QUESTION 10
Extremely asymmetric competition and âaccidentsâ can result in this ecological interaction.
a. | Amensilism | b. | . Commensilism | c. | Functional response | d. | Mutualism | e. | Numerical response | f. | Parasite | g. | Parasitoid | h. | True predator |
mutations symbioses random distributions |
plants and animals sedimentary rock andfossil fuels atmosphere |
holds that something isright when it produces the greatest benefit for the greatest numberof people is not an ethicalstandard cannot be used toestimate the value of natural resources |
mutation and habitatselection mutation and globalclimate change extinction andspeciation |
be prudent and efficientin the use of natural resources consider the environmentthe ultimate servant of mankind maintain the environmentin a pristine, unaltered state |
protect areas againstdevelopment while allowing public access harvest naturalresources maintain the naturalenvironment in a pristine, unaltered state |
energy flow in anecosystem population density natural resourcefluctuations |
an educated guess thatexplains a phenomenon or answers a question an instrument that isused to examine environmental conditions the design of anexperiment that can be used for the process of science |
the importance ofconsidering environmental impacts on all living things the importance ofeconomics in environmental decisions the dual-natured view ofhumans and animals as environmental controls |
the idea that theincrease in human population would lead to famine and war the concept that humanpopulation growth would lead to greater industry and prosperitythrough education instituting fertilizeruse for agriculture |
the study of organismsand their interactions with each other and the environment a subfield ofenvironmentalism the study of the E. colifamily of bacteria |
testing hypotheses builton observation, and revising them based on results intuitive understandingof natural laws and processes the ancient writings ofHeraclitus |
Wood Mammals Water |
average number of viableoffspring produced within a population potential number ofspecies in a given area limitation on the numberof species in an ecosystem |
the drinking water inelementary schools near the river became contaminated the river caught onfire the river stoppedsupporting any plant or animal life |
nitrogen fixation ionic conversation bacterial ionization |
one-third 10% 3% |
a dominant view inscience the same as ahypothesis synonymous with thescientific method |
entropy energy electricity |
a group of similarspecies that inhabit various ecosystems a group of individuals ofa single species inhabiting a particular area (crude birth rate +immigration rate) - (crude death rate - emigration rate) |