What is ecological succession?
Ecological Succession

Flashcard
•
Biology
•
10th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Ecological succession is the process by which ecosystems change and develop over time, involving a series of progressive changes in species composition and community structure.
2.
FLASHCARD QUESTION
Front
What are pioneer species?
Back
Pioneer species are the first organisms to colonize previously disrupted or damaged ecosystems, often initiating the process of ecological succession.
3.
FLASHCARD QUESTION
Front
What is primary succession?
Back
Primary succession occurs in lifeless areas where there is no soil, such as after a volcanic eruption or glacier retreat.
4.
FLASHCARD QUESTION
Front
What is secondary succession?
Back
Secondary succession occurs in areas where a disturbance has destroyed an existing ecosystem but left the soil intact, such as after a forest fire or human activity.
5.
FLASHCARD QUESTION
Front
Give an example of a pioneer species.
Back
Mosses and lichens are common examples of pioneer species that can grow on bare rock.
6.
FLASHCARD QUESTION
Front
What type of soil is found in primary succession?
Back
Primary succession occurs in areas with no soil.
7.
FLASHCARD QUESTION
Front
What is a disturbance in the context of ecological succession?
Back
A disturbance is an event that significantly alters an ecosystem, such as fire, flooding, or human activities, leading to changes in species composition.
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