Term
Which of the following represents a way in which human populations can exist at equilibrium densities?
A) high birth rates, high death rates
B) high birth rates, low death rates
C) low birth rates, low death rates
D) low birth rates, high death rates
E) Both A and C |
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Definition
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The blue-footed booby from the Galapagos Islands has an elaborate mating dance where each of the sexes takes turns raising and lowering their colorful feet in order to attract their partner into mating. These displays would be considered what type of communication?
A) chemical
B) auditory
C) tactile
D) visual
E) gustatory |
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Definition
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Term
Which of these is NOT a terrestrial biome?
A) Cold desert
B) Temperate deciduous forest
C) Tropical grassland
D) Intertidal zone
E) Taiga |
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Definition
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Term
You have introduced wolves back into the North Country and you have been monitoring their population over the last several years. After about ten years their per capita growth rate is -1.05. Do you have any concerns about this population?
A) Yes, the population is growing exponentially.
B) Yes, the population is growing logistically.
C) No, the population is doing fine.
D) Yes, the population is declining.
E) No, the population is slowly increasing. |
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Definition
| Yes, the population is declining. |
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Term
Which of the following is an advantage of group living?
A) protection in numbers
B) group defense
C) increased vigilance
D) increased vigilance and protection in numbers
E) protection in numbers, increased vigilance, and group defense |
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Definition
| protection in numbers, increased vigilance, and group defense |
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Term
Sexual dimorphism within a species occurs most commonly in which type of mating system?
A) polygyny
B) polyandry
C) monogamy
D) Only A and B
E) A, B, and C. |
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Definition
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Term
Which of these is NOT a primary factor used to define any of the major terrestrial or aquatic biomes?
A) water current strength
B) water
C) microclimate
D) temperature
E) salinity |
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Definition
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Term
Survivorship curves are important because they give you what kind of information about a population?
A) The number of surviving individuals of each age class.
B) The number of reproductive males in the population.
C) The number of sick individuals in a population.
D) These curves give little to no information about a population’s demographics. |
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Definition
| The number of surviving individuals of each age class. |
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Term
Which of the following statements most accurately describes the competitive exclusion hypothesis?
A) Species that are complete competitors cannot coexist.
B) A physically larger species will always win a competition with a physically smaller species.
C) In a competition between humans and another species, humans will eventually drive the other species out.
D) A species with a larger genome will always win a competition with a species with a smaller genome.
E) None of the above accurately describe the competitive exclusion hypothesis. |
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Definition
| Species that are complete competitors cannot coexist. |
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Term
Which of the following would NOT be considered part of a population's demographics?
A) death rate
B) population size
C) birth rate
D) age distribution
E) All are part of a population’s demographics |
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Definition
| All are part of a population’s demographics |
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Term
You find a new species of rodent in the Philippines with the following life history features: slow development, poor dispersal ability, high parental care, long lived, and large body size. These features would most accurately place this species as what type of species?
A) K-selected species
B) r-selected species
C) strongly K-selected but with at least one trait r-selected
D) strongly r-selected but with at least one trait K-selected |
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Definition
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Term
The availability of water is critical for which of the following cellular functions?
A) Hydrostatic support in plants
B) Providing a solvent for metabolic reactions
C) Elimination of wastes in animals
D) Participation in hydrolysis reactions
E) The availability of water is critical for all of these cellular functions. |
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Definition
| The availability of water is critical for all of these cellular functions. |
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Term
Plants and their pollinators display which of the following types of relationship?
A) Dispersive mutualism
B) Facultative mutualism
C) Commensalism
D) Defensive mutualism
E) Obligatory mutualism |
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Definition
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You have been monitoring a population of sea bass in the ocean for a company that makes gourmet fish sticks. You notice after only two years of collecting data that your estimates of the population’s age distribution show 240 young fish, 1790 middle aged fish, and 853 old fish. Is there cause for concern?
A). No, the population is doing fine.
B). No, the population is increasing.
C). Yes, the data show they have been overfished.
D). Yes, the data show logistic growth of the population.
E). Yes, the population is growing exponentially. |
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Definition
| Yes, the data show they have been overfished. |
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Term
Which of the following is NOT a component of climate?
A) water
B) light
C) temperature
D) wind
E) soil |
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Definition
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Term
An extreme form of altruism where there is one reproductive female assisted by numerous nonreproductive females and occurs in naked mole rats is called what?
A) eusociality
B) operant conditioning
C) habituation
D) promiscuity |
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Definition
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Term
Which of these is NOT a method of estimating population density?
A) measuring predatory interactions
B) visual counts
C) mark recapture methods
D) random sampling |
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Definition
| measuring predatory interactions |
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Term
The study of ecology that examines the growth, size and density of groups of interbreeding individuals is referred to as what?
A) ecosystems ecology
B) community ecology
C) population ecology
D) behavioral ecology
E) physiological ecology |
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Definition
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Term
Which one of the following most accurately represents a species interaction that has a positive effect on one species and a negative effect on the other?
A) Herbivory
B) Parasitism
C) Predation
D) Predation and herbivory
E) Predation, parasitism, and herbivory |
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Definition
| Predation, parasitism, and herbivory |
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Term
You are studying a population of badgers in the Great Plains of Southern Canada. Through several years of data collection you estimate the net reproductive rate of the population to be 2.87. You can infer from this value that the population is doing what?
A) increasing in size
B) decreasing in size
C) maintaining a stable size
D) it is genetically identical to an adjacent population
E) nothing, net reproductive rate doesn’t tell you anything about a population |
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Definition
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Term
The study of how an organism is adapted to its environment and how the environment impacts the distribution of that species is most specifically referred to as ________________.
A) ecosystems ecology
B) community ecology
C) population ecology
D) behavioral ecology
E) physiological ecology |
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Definition
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Term
Genetically preprogrammed behaviors are most often referred to as __________________.
A) ethological
B) innate
C) learned
D) natural
E) impriting |
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Definition
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Term
______________ is probably the most important greenhouse gas, primarily because it exists at much higher concentrations in the atmosphere than other gases.
A) oxygen
B) nitrogen
C) water vapor
D) carbon dioxide
E) methane |
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Definition
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Term
The maximum number of individuals a certain area can sustain is known as ______________.
A) the carrying capacity
B) the intrinsic rate of growth
C) the resource limit
D) the equilibrium size
E) the logistic equation |
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Definition
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Term
Drier air descends down the leeward side of a mountain where much less precipitation is produced. This effect is called ____________.
A) adiabatic shading
B) Coriolis effect
C) rain shadow
D) trade winds
E) Gulf Stream |
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Definition
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Term
A female selecting a male mate based on competitive superiority is an example of ___________.
A) sexual dimorphism
B) polygyny
C) male-male competition
D) intrasexual selection
E) intersexual selection |
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Definition
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Term
When population growth slows down as it approaches K, is displays a(n) _______ growth model.
A) exponential
B) linear
C) accelerated
D) logarithmic
E) logistic |
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Definition
D) logarithmic
E) logistic |
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Term
The theory that an animal should adjust its behavior to enhance benefits and minimize costs is called _____________________.
A) optimality theory
B) endosymbiosis theory
C) habituation theory
D) conditioning theory |
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Definition
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Term
The aquatic biome where you would most likely find whales, large squid, sea turtles, jellyfish, tuna, and manta rays is the ____________. It is also called the pelagic zone.
A) Open ocean
B) Wetlands
C) Lotic habitats
D) Lentic habitats
E) Coral reefs |
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Definition
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Term
In the American Southwest, there is an interaction between a caterpillar, ants and an acacia plant. The ants drink nectar from organs on the caterpillar that it obtains from the acacia, the ants protect the plant and the caterpillar from enemies, and the caterpillar carries pollen of the acacia from one plant to the next. This relationship among the three is most accurately described as a ___________.
A) amensalism
B) predation
C) commensalism
D) mutualism
E) neutralism |
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Definition
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Term
extra credit: Which of these biomes would contain caribou and musx ox and a high number of breeding birds in the summer but not the winter because of a large disparity of available resources.
A) Temperature deciduous forest
B) Tropical grassland
C) Tundra
D) Cold desert
E) Temperate rain forest |
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Definition
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extra credit: Species that occur in the same geographic area are referred to as ___________; species that occur in different geographic areas are referred to as ____________.
A) sympatric; allopatric
B) sympatric; homopatric
C) heteropatric; allopatric
D) heteropatric; homopatric
E) allopatric; sympatric |
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Definition
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Term
a relationship between two variables
microclimate
semelparity
iteroparity
dispersion
correlation |
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Definition
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Term
reproduce once and die
microclimate
semelparity
iteroparity
dispersion
correlation |
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Definition
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Term
how scattered individuals are in a population
microclimate
semelparity
iteroparity
dispersion
correlation |
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Definition
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Term
local variations of climate in a given area
microclimate
semelparity
iteroparity
dispersion
correlation |
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Definition
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Term
reproduce in multiple years
microclimate
semelparity
iteroparity
dispersion
correlation |
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Definition
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Term
directed response to a stimulus
Migration
BIome
Taxis
Demography
Realized niche |
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Definition
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Term
actual distribution of species
Migration
BIome
Taxis
Demography
Realized niche |
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Definition
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Term
study of factors affecting population changes
Migration
BIome
Taxis
Demography
Realized niche |
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Definition
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Term
long range animal movements
Migration
BIome
Taxis
Demography
Realized niche |
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Definition
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Term
major type of habitat
Migration
BIome
Taxis
Demography
Realized niche |
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Definition
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Term
benefits others at the cost of oneself
Character displacement
Density
Polygyny
Polyandry
Altruism |
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Definition
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Term
one female mates with several males
Character displacement
Density
Polygyny
Polyandry
Altruism |
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Definition
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Term
divergence in morphology from competition
Character displacement
Density
Polygyny
Polyandry
Altruism |
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Definition
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Term
one male mates with several females
Character displacement
Density
Polygyny
Polyandry
Altruism |
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Definition
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Term
number of organisms in a particular area
Character displacement
Density
Polygyny
Polyandry
Altruism |
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Definition
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Term
| t/f: Similar species are able to coexist due to differentiation of niches in space and time, is known as resource partitioning. |
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Definition
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Term
| t/f: When both species benefit from an interaction between the two, the relationship is most accurately referred to as amensalism. |
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Definition
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Term
| t/f: A lotic habitat consists of still waters, while a lentic habitat consists of running waters. |
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Definition
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Term
| t/f:Chemical hormones secreted by a female mosquito to attract a male mosquito is a type of communication. |
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Definition
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Term
| t/f: Climate is affected by a landmass being adjacent to a large body of water because the water heats and cools faster than the land. |
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Definition
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