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WorksheetsPopulation Changes
Total questions: 15
Worksheet time: 9mins
Name
Class
Date
1.
What is the carrying capacity of the following graph?
a)
1000
b)
8000
c)
800
d)
600
2.
When a population grows past the ecosystem's carrying capacity, what happens to the population?
a)
Continues to grow
b)
The population starts to die off to return to carrying capcity
c)
The population will go extinct due to lack of resources
d)
The population grows then finds a new carrying capacity
3.
In what year did exponential growth start to occur for the population on the graph?
a)
1850
b)
1900
c)
1825
d)
1800
4.
If there is an increase in deer hunting, this means the deer population is going to__
a)
increase
b)
decrease
5.
The largest number of individuals in a species that an environment can support long term
a)
carrying capacity
b)
emigration
c)
immigration
d)
population density
6.
If a disease destroying barley plants in a field swept through an ecosystem, what would happen to the barley eating bird population in the the field ?
a)
The bird population would stay the same
b)
The bird population would infinitely increase
c)
The bird population would decrease
7.
Temperature, light, air, water, soil and climate are all ______ parts of the environment.
a)
biotic
b)
abiotic
c)
living
d)
boreal
8.
Group of organisms of one species that interbreed and live in the same place at the same time
a)
population
b)
species
c)
community
d)
biome
9.
Limiting factor that relies on the number of organisms in a given area
a)
density-dependent
b)
density-independent
c)
biotic potential
d)
carrying capacity
10.
Which of the following is NOT a density-dependent limiting factor?
a)
flood
b)
disease
c)
predation
d)
competition
11.
When organisms move out of the population, this is known as
a)
emigration
b)
abandonment
c)
immigration
d)
succession
12.
Which of the following is a density-independent limiting factor?
a)
disease
b)
emigration
c)
earthquake
d)
parasitism
13.
If a population grows larger than the carrying capacity of the environment, the
a)
death rate may rise
b)
birth rate may rise
c)
death rate must fall
d)
birth rate must fall
14.
type of growth shown here:
a)
exponential growth
b)
logistical growth
15.
What type of graph is this?
a)
exponential growth
b)
logistical growth
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