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Ecosystem Stability and Change
Worksheet
Grade Level
Grade 5
5.42 Ecosystem Stability and Change
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Ecosystem: grassland. Change: more hawks nest nearby. Which answer avoids an unrealistic habitat-organism mismatch?
A
Only abiotic factors change; living things are never affected.
B
Mouse and vole populations may decrease because predation increases.
C
The change cannot affect any organism in the grassland.
D
All populations will always increase after any ecosystem change.
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