Which of the following occurs during the ecological succession of an ecosystem?
A
Gradual change in species composition over time
B
Stability of abiotic factors
C
Decrease in biodiversity
D
Immediate establishment of a climax community
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1
Understand the concept of ecological succession: It is the process by which the structure of a biological community evolves over time. Two main types are primary and secondary succession.
Identify the key characteristic of ecological succession: It involves a gradual change in species composition. This means that different species colonize an area over time, replacing previous communities.
Consider the role of abiotic factors: While they can influence succession, stability of abiotic factors is not a defining feature of ecological succession. Instead, abiotic factors often change and influence which species can thrive.
Evaluate biodiversity changes: During succession, biodiversity typically increases as more species establish themselves in the ecosystem, rather than decreasing.
Understand the concept of a climax community: This is the final stage of succession, where the ecosystem becomes stable. However, this does not occur immediately; it is the result of gradual changes over time.