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Ecology Test 2 Review
Test Description: Review
Instructions: Answer all questions to get your test result.
1) Fire, hurricanes, and other natural disturbances can result in
A
commensalims
B
parasitism
C
competition
D
succession
2) The first organisms to repopulate an area affected by a volcanic eruption are called
A
keystone species
B
primary producers
C
pioneer species
D
climax species
3) A small valley where the average temperature is usually higher than that of the surrounding countryside has its own
A
rainfall
B
weather
C
microclimate
D
climate
4) Which of the following is an example of ecological succession?
A
secondary succession
B
primary succession
C
all of these are correct
D
gradual change from a pioneer community to a climax community
5) The way an organism makes its living, including its interactions with biotic and abiotic factors of its environment, is called the organism’s
A
niche
B
lifestyle
C
habitat
D
biome
6) Primary succession is ecological succession that begins in a place that ________________________.
A
does not have soil
B
already has soil
C
does not have simple plants
D
does not have rock
7) A species on which other species in an ecosystem largely depend on, and it’s removal would devastate the ecosystem.
A
keystone species
B
parasitic species
C
prey species
D
predator species
8) Secondary succession begins in a place that __________________.
A
does not have simple plants
B
has no soil
C
was once the home of living organisms
D
already has soil
9) Ecological succession makes it possible for __________________________.
A
trees to become mature
B
a forest to stand where once there was only bare rock.
C
new species to survive in an environment
D
weeds, grasses, and trees to grow in a vacant lot
10) The final stage of ecological succession is ______________________.
A
a pioneer community
B
newly formed soil
C
a climax community
D
an intertidal zone
11) Different species can share the same habitat, but competition among them is reduced if they
A
reproduce at different times
B
occupy different niches
C
increase their populations
D
eat less
12) What is one difference between primary and secondary succession?
A
Primary succession is slow, and secondary succession is rapid.
B
Primary succession modifies the environment, and secondary succession does not.
C
Secondary succession beings with simple plants, and primary succession begins with trees.
D
Secondary succession modifies the environment, and primary succession does not.
13) Which factor can influence continual change in an ecosystem?
A
introduction of nonnative species
B
all of the these
C
further disturbances
D
long-term climate changes
14) An example of a place with a microclimate is
A
coniferous trees in a temperate forest
B
a mountain range capped with ice
C
a forested park in a desert city
D
an orchid growing in a rain forest
15) A wolf pack hunts, kills, and feeds on a moose. In this interactions, the wolves are
A
hosts
B
mutualists
C
prey
D
predators
*select an answer for all questions
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