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APES chapter 6 Vocab Flashcards | StudBud
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APES chapter 6 Vocab
APES chapter 6 Vocab
37 terms
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science
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Answers
1
limiting resource
a resource a species cant live without, is lower in quantity
an interaction between two species
a growth model that describes a population
2
The shape of the logistic growth model when graphed
s-shaped
sex ratio
j-shaped
3
the relationship between two species that live in close association with each other
prim succession
theory of island biogeography
symbiotic relationship
4
an interaction in which one organism lives on or in another organism
pathogen
parasitism
overshoot
5
K-selected species
a species that plays a bigger roll in iran community
a species with a low intrinsic growth rate
an interaction between two species
6
ecological succession occuring on surfaces that are initially devoid of soil
symbiotic relationships
secondary succession
primary succession
7
die-off
death
an occurance of mass extinction
a rapid decline in a population due to death
8
carrying capacity (k) is...
the population of a species
limit an environment can hold of a species
the number of people someone can carry on their shoulders
9
interaction between 2 species that increases the chances of survival or reproduction for both?
mutualism
metapopulation
limiting resource
10
competitive exclusion principle
a description of how many people fit into an age group
were 2 species fight for a limiting resource cannot coexist
all of the populations of organisms within a given area
11
a species that can colonize new areas rapidl and grow well in full sunshine
primary succession
pioneer species
predation
12
succession of plant life; occurs in areas that are distributed but have not lost their soil
secondary succession
primary succession
symbiotic relationship
13
a description of how individuals are distributed with respect to one another
population distribution
population
population growth rate
14
community ecology
the study of interactions between specis
a principle stating that two species competing for resources
a factor that has the same effect on an individuals survival
15
when a population becomes larger than the environments carrying capacity
die-off
overshoot
extinction
16
ecological succession
a resource that a population cannot live without
a species that plays a more important roll in its community
the predicable replacement of one species with another
17
theory that demonstrates importance of habitat size and distance in determining species richnes
theory of island biogeography
symbiotic relationship
secondary succession
18
exponential growth model (N
t
=N
0
e
rt
)
a growth model that estimates a populations future size
the curve on a graph
the rule of 70
19
parasites that cause disease in their host
parasitism
population
pathogen
20
intrinsic growth rate (r)
a resource that a species cannot live without
the maximum growth of a population with unlimited resources
a species that plays a more important role in its community
21
J-shaped curve
the letter j in a graph
the shape of the logistical growth model when graphed
the curve of the exponential growth model when graphed
22
metapopulation
a group of clusters populations
population decline
a group of spatially distinct populations that are connected
23
the number of individuals per unit area at a given time
population density
population size (N)
population ecology
24
community
all of the populations of organisms within a given area
the study of interactions between species
a rapid decline in a population
25
an interaction in which on anima typically kills and consumes another animal
predation
prey
pathogen
26
the individuals that belong to the same species and live in a given area at a particular time
population density
population distribution
population
27
competition
the struggle of individuals sharing limiting resource
the limit an environment can hold of a species
strips of natural habitat that connect populations
28
the study of factors that cause populations to increase or decrease
predation
population ecology
population density
29
when two species divid a resource based on differences in their behaviour or morphology
population distribution
resource partitioning
resource distribution
30
commensalism is..
a form of government
a relationship between two species ( +, - )
a relationship between two species ( +, 0)
31
density dependent factor
influences the probability of survival depends on population
were 2 species compete fora limiting resource cannot coexist
the weight of something
32
keystone species
a species that plays a more important role in its community
a group of spatially distincreased population
a replacement for a species
33
species that has high intrinsic growth rate which leads to population overshoots and dieoffs
r-selected species
k-selected species
s-shaped curve
34
the total number of in within a defined area at a given time
population size (N)
population density
population ecology
35
logistic growth model
a group of spatially distinct populations
model; populations growth rises but slows; carrying capacity
a species with low intrinsic growth
36
the number of offspring an individual can produce in a given time period, minus deaths
pioneer species
population growth rate
population size (N)
37
density independent factor
influences the probability of survival depends on population
the same effect on someones survival; any population size
a rapid decline in a population
