Environment & Ecology · Biodiversity & Ecology
Which of the following best describes a 'keystone species'?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1A species that has a negligible effect on the surrounding ecosystem.
- 2A species that migrates seasonally between different continents.
- 3A species that is physically the largest organism in its ecosystem.
- 4A species that disproportionately influences the structure and dynamics of an ecological community relative to its abundance.✓
Correct answer
A species that disproportionately influences the structure and dynamics of an ecological community relative to its abundance.
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