What is the competitive exclusion principle?
Communities & Ecosystems Dynamics Review

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Biology
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9th - 12th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
The competitive exclusion principle states that two species competing for the same limited resource cannot coexist at constant population values. One species will outcompete the other, leading to the exclusion of the less competitive species.
2.
FLASHCARD QUESTION
Front
What is a pioneer species?
Back
A pioneer species is the first species to colonize previously disrupted or damaged ecosystems, initiating the process of ecological succession. An example is lichens on volcanic rock.
3.
FLASHCARD QUESTION
Front
What is ecological succession?
Back
Ecological succession is the process by which ecosystems change and develop over time, involving a series of species replacements and community changes.
4.
FLASHCARD QUESTION
Front
What is a climax community?
Back
A climax community is a stable and mature ecological community that has reached a final stage of succession, characterized by a diverse array of species and a balanced ecosystem.
5.
FLASHCARD QUESTION
Front
What type of symbiosis occurs when one organism benefits while the other is neither helped nor harmed?
Back
This type of symbiosis is called commensalism.
6.
FLASHCARD QUESTION
Front
What is mutualism?
Back
Mutualism is a type of symbiotic relationship where both organisms involved benefit from the interaction.
7.
FLASHCARD QUESTION
Front
Give an example of mutualism in nature.
Back
An example of mutualism is the relationship between pilot fish and sharks, where pilot fish clean the sharks and receive protection in return.
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