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WHACK-A-MOLE
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1
An organism's biotic potential is the maximum number of
offspring that _________.
A.
B.
C.
D.
survive to adulthood
Its habitat can support
It produces at one time
It actually produces over its lifetime
Students type their answers here
2
In cases of exponential growth rates, a
population ________ each year.
A.
Increases at the same rate
B.
Is multiplied by a constant number
C.
Doubles
D.
Triples
E.
Increases by a constant number (one,
ten, one hundred, etc.), depending on the
system
Students type their answers here
3
Exponential growth would be represented by a ____ curve?
A.
B.
C.
D.
E.
J-shaped
S-shaped
straight
bimodal
linear
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4
Carrying capacity is the population or biomass
A.
B.
C.
D.
E.
That an environment can support in an optimal year
Of a species that an environment can support on a long-term basis
That remains after a catastrophic dieback has occurred
Of a species without limiting factors
Of a species without predators
Students type their answers here
5
In the real world, population explosion is usually followed by
A.
B.
C.
D.
E.
A continuation of high population levels indefinitely
A gradual decrease in population as food supplies dwindle
A tremendous increase in genetic diversity
A gradual increase in population due to the availability of mates
A population crash
Students type their answers here
6
A dieback or population crash, often occurs after a species ________ its
environmental carrying capacity.
A.
B.
C.
D.
E.
Meets
Undershoots
Overshoots
Oscillates around
Decreases
Students type their answers here
7
An island has formed off the coast of the Pacific Northwest. The Department of Natural Resources
(DNR) has determined that there is enough land area for a herd of 100 elk, yet they say the
carrying capacity is only 60 elk. This inequality can best be explained by the fact that the
A.
DNR is probably being careful not to overestimate
B.
DNR must have added up the environmental resistance incorrectly
C.
Elk population will probably fluctuate between 60 and 100 animals
D.
Physical factor of space is only one of the determiners for population size in a
community
E.
Law of limiting factors determines the maximum growth rate for a given population
Students type their answers here
8
Which of the following types of population growth patterns would best
represent a group of elephants that enter a new, open habitat and become a
stable part of that ecosystem?
A.
B.
C.
D.
E.
Exponential growth
Irruptive growth
Malthusian growth
Chaotic or catastrophic growth
Logistic growth
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9
Which of the following types of population curves would best represent a group
of elephants that enter a new, open habitat and become a stable part of that
ecosystem?
A.
B.
C.
D.
E.
Norm-shaped curve
S-shaped curve
J-shaped curve
Cyclic oscillation-shaped curve
Survivorship curve
Students type their answers here
10
Widespread starvation is an example of _________ population control.
A.
B.
C.
D.
E.
Predator-caused
Biotic
Density-dependent
Density-independent
Abiotic
Students type their answers here
11
You are studying an organism that is an opportunistic pioneer species and does
not care for its offspring. This organism probably has a(n) _________________
population growth strategy.
A.
B.
C.
D.
E.
K-adapted
R-adapted
Irregular
Catastrophic
R-adapted and irregular
Students type their answers here
12
You are studying an organism that is fairly large, matures slowly, lives fairly long,
and cares for its offspring. This organism probably has a(n) _________________
population growth strategy.
A.
B.
C.
D.
E.
K-adapted
R-adapted
Irregular
Catastrophic
R-adapted and irregular
Students type their answers here
13
When the similarities in population increases and decreases in prey and
predators, it lead us to the conclusion that
A.
species.
B.
C.
D.
species.
The abundance of both the prey and predator can affect the other
The abundance of only the prey species can affect another species.
The abundance of only the predator species can affect another species.
There is no relationship between the abundances of predator and prey
Students type their answers here
14
Life expectancy is the
A.
Maximum life span that an individual of a given species
could reach
B.
Number of individuals in a population that survive in a
given year
C.
Number of years an individual of a certain age will
probably live
D.
Probability that an individual will survive infancy
E.
All of these are descriptions of life expectancy
Students type their answers here
15
Survivorship is determined by
A.
B.
C.
D.
E.
The percentage of a cohort that survives to a certain age
The number of individuals in a population that survive in a given year
The number of years an individual of a certain age will probably live
The probability that an individual will survive infancy
The maximum life span that an individual of a given species could reach
Students type their answers here
16
If there is no migration, the size of a population is limited solely by interaction
between
A.
B.
C.
D.
E.
Natality and fertility
Mortality and fecundity
Mortality and survivorship
Natality and mortality
Life expectancy and survivorship
17
Predation is considered to be a(n) _______________ factor.
A.
B.
C.
D.
E.
Extrinsic
Intrinsic
Abiotic
Biotic
Extrinsic and biotic
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18
Which of the following is an abiotic population control mechanism?
A.
B.
C.
D.
E.
Predation
Disease
Water shortages
Prey shortages
Competition
19
Which of the following is a biotic population control mechanism?
A.
B.
C.
D.
E.
Nutrients
Precipitation
Day length
Climate
Pathogens
20
In general, abiotic regulatory factors tend to be ___________ while biotic factors
tend to be _____________.
A.
B.
C.
D.
E.
Interspecific; intraspecific
Intraspecific; interspecific
Density-dependent; density-independent
Density-independent; density-dependent
Interspecific; density-independent
Students type their answers here