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Ecological Succession And The Impact Of Catastropic Events On Ecosystems
Test Description: CUQ 7.6.2
Instructions: Answer all questions to get your test result.
1) The replacement of one community by another over a period of time is called -
A
energy pyramid
B
ecological succession
C
food web
D
food chain
2) In the process of succession, communities will grow and replace one another. The end result of this succession is –
A
a pioneer species evolves
B
a climax community forms
C
a catastrophic event occurs
D
a primary community forms
3) Which of the following is a stable community?
A
climax
B
pioneer
C
energy pyramid
D
food web
4) What can cause secondary succession to occur?
A
all of these
B
drought
C
forest fire
D
heavy freeze
5) What can cause primary succession to occur?
A
volcanic eruption
B
all of these
C
drought
D
forest fire
6) Which natural event would most likely cause succession in a grassy field?
A
Most of the grass in blown flat by strong winds.
B
All the soil remains wet for several days after a heavy rain.
C
Many grass plants die after a period of no rainfall.
D
The grass leaves are frozen by a hard freeze
7) hammock
A
marine estuary
B
cypress
C
coastal prairie
D
hammock
8) . Which of the following would be the most effective method in reducing more erosion of a shoreline?
A
building more houses in the aresa
B
preventing tourists from visiting
C
planting native grasses on the beaches
D
removing native animals from the area
9) What will happen to land that used to be corn fields if they are left undisturbed over the next 40 years?
A
Primary succession will occur.
B
Secondary succession will occur.
C
Large pine trees will gros as soon as the corn is cut.
D
Large ponds will develops due to extended rainfall.
10) Which of the following correctly describes limiting factors of ecological succession?
A
food webs and chains
B
energy pyramids and chains
C
soil and moisture
D
animals and fish
*select an answer for all questions
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