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WorksheetsFactors that affect Populations in Ecosystems
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
The gradual process by which ecosystems change and develop over time. Nothing remains the same and habitats are constantly changing.
a)
Ecological Succession
b)
Ecology Success
c)
Ecological Change
d)
Ecological Stewardship
2.
A hardy species which are the first to colonize previously disrupted or damaged ecosystems, beginning a chain of ecological succession
a)
Pioneer Succession
b)
Pioneer Species
c)
Pillager Species
d)
Ecological Species
3.
The series of community changes which occur on an entirely new habitat which has never been colonized before (Examples include an area where there was a lava flow or area left from retreated glacier, is deposited.)
a)
Secondary Succession
b)
Secondary Stewardship
c)
Primary Succession
d)
Primary Selection
4.
The series of community changes which take place on a previously colonized, but disturbed or damaged habitat. (Examples include areas which have been cleared of existing vegetation (such as after clear-cutting a forest) and destructive events such as fires.)
a)
Primary Selection
b)
Secondary Stewardship
c)
Primary Succession
d)
Secondary Succession
5.
A stable group of plants and animals that is the end result of the succession process
a)
Stable Community
b)
Secondary Community
c)
Climax Community
d)
Primary Community
6.
An area where there is no soil, the soil must be created, is going through
a)
Secondary Succession
b)
Primary Succession
c)
Never going to become an ecosystem
d)
Primary Change
7.
An area that had living things but went through a disturbance, like a forest fire, is going through
a)
Secondary Succession
b)
Primary Succession
c)
Never going to become an ecosystem
d)
Secondary Change
8.
Species such as lichens and moss are the first to colonize an area during
a)
Primary Succession
b)
Secondary Succession
9.
Annual weeds and grasses are the first species to colonize an area during
a)
Primary Succession
b)
Secondary Succession
10.
Which of the following organisms are not considered pioneer species:
a)
mosses
b)
lichens
c)
trees
d)
weeds
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