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Ecological Succession
Test Description: Test on Ecological Succession
Instructions: Answer all questions to get your test result.
1) The first species to populate an area when primary succession begins are
A
trees
B
lichens and mosses
C
small brush
D
grasses
2) What is one difference between primary and secondary succession?
A
Secondary succession begins with lichens, and primary succession begins with trees.
B
Secondary succession begins on soil, and primary succession begins on newly formed surfaces
C
Secondary succession begins on new surfaces, and primary succession begins on soil
D
Primary succession is slow, and secondary succession is rapid
3) A series of predictable changes that occur in a community over time is called __________.
A
pioneer species
B
ecosystem
C
climax community
D
succession
4) A type of succession that occurs in an area where no previous ecosystem existed, soil is newly being created and new species begin to populate the area describes which of the following?
A
primary succession
B
secondary succession
C
climax community
D
pioneer species
5) Succession occurs
A
only after a glacier retreat.
B
as a previously existing community is replaced
C
after a new food web is established.
D
as one generation of organisms replaces the previous one
6) The final community to settle an area after primary succession is called
A
the keystone community
B
the climax community
C
the primary community
D
the pioneer community
7) When the settlers arrived in New England, many forests were turned into fields. Eventually, some fields were abandoned and then grew back into forests. This is best described as
A
niche realization
B
secondary succession
C
primary succession.
D
pioneer species formation
8) The kind of succession that occurs after a volcanic eruption covers an island with lava is
A
secondary succession
B
tertiary succession
C
primary succession
D
habitat succession
9) Which of the following represents the correct sequence that would occur after a glacier retreated.
A
grasses would grow, rock would be exposed, mosses and lichens would appear, small shrubs would appear
B
rock would be exposed, mosses and lichens would grow on the rock, grasses would show up and then small shrubs
C
small shrubs would show up, rocks would be exposed, grasses would grow and the mosses and lichens would show up.
D
rock would be exposed, grasses would show up, lichens and mosses would invade and then the trees would come in
10) Which event would most likely cause a huge drop in the diversity of species in an ecosystem?
A
A swarm of locusts (grasshoppers)
B
A large volcanic eruption
C
A small tornado
D
A flash flood
*select an answer for all questions
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