Ecological 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 ecological succession?
Back
A gradual change in living communities following a disturbance.
2.
FLASHCARD QUESTION
Front
What are the two main types of ecological succession?
Back
Primary succession and secondary succession.
3.
FLASHCARD QUESTION
Front
What occurs during primary succession?
Back
It happens when a new patch of land is created or exposed for the first time.
4.
FLASHCARD QUESTION
Front
What is secondary succession?
Back
It occurs in areas where a disturbance has destroyed an existing community but left the soil intact.
5.
FLASHCARD QUESTION
Front
What is the minimum concentration of dissolved oxygen required by many fish species to survive and reproduce in water?
Back
5 ppm.
6.
FLASHCARD QUESTION
Front
Which of the following is NOT a method through which dissolved oxygen is added to water?
Back
Filtration through sand.
7.
FLASHCARD QUESTION
Front
What role do pioneer species play in ecological succession?
Back
They are the first organisms to colonize a barren environment, initiating the process of succession.
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