

Understanding Community Stability and Succession
Flashcard
•
Science
•
9th Grade
•
Practice Problem
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is primary succession?
Back
Primary succession is the process of ecological change that occurs in an area where no soil exists, such as after a volcanic eruption or glacier retreat, starting on bare rock.
2.
FLASHCARD QUESTION
Front
What is secondary succession?
Back
Secondary succession is the process of ecological change that occurs in an area where soil is present but has been disturbed, such as after a forest fire or human activity.
3.
FLASHCARD QUESTION
Front
What is the main difference between primary and secondary succession?
Back
Primary succession starts on bare rock, while secondary succession occurs on existing soil.
4.
FLASHCARD QUESTION
Front
What is a disturbance in an ecosystem?
Back
A disturbance is an event that significantly alters the structure and function of an ecosystem, such as a volcanic eruption, introduction of a new species, or seasonal changes.
5.
FLASHCARD QUESTION
Front
How can disturbances impact biodiversity?
Back
Disturbances can increase biodiversity by creating new habitats and opportunities for different species to thrive.
6.
FLASHCARD QUESTION
Front
What is biodiversity?
Back
Biodiversity refers to the variety of life in a particular habitat or ecosystem, including the number of different species and their interactions.
7.
FLASHCARD QUESTION
Front
What is a keystone species?
Back
A keystone species is a species that has a disproportionately large impact on its ecosystem relative to its abundance, often maintaining the structure of the community.
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