30 Questions
What is the gradual process of ecological change that occurs in an ecosystem over time until it reaches a stable and self-sustaining state known as a climax community?
Succession
Which type of organisms are the first to colonize and inhabit a newly formed or disturbed area in the process of succession?
Pioneer Species
What is the final, stable community that is reached at the end of succession?
Climax Community
Where does primary succession occur?
In a barren habitat
Which type of succession begins with pioneer species?
Primary Succession
What role do pioneer species play in succession?
Initiate the breakdown of rocks to form soil
Which term is used to describe the process of regrowth or development following a disturbance in an existing ecosystem?
Secondary Succession
What is the role of lichens in the process of primary succession?
Break down rocks to create soil
Which plant group typically replaces the initial pioneers during primary succession?
Shrubs
What best describes the characteristic of a climax community?
Stable and well-adapted to the environment
In which type of succession does the process begin with a more developed soil base?
Secondary succession
What typically occurs at a faster rate in secondary succession compared to primary succession?
Colonization of pioneer species
Which vegetation types are generally the first to colonize during secondary succession?
Grasses and shrubs
During succession, what makes the environment more suitable for the next stage of development?
Alterations by the preceding community
What distinguishes secondary succession from primary succession in terms of habitat conditions?
Pre-existing soil
What is the key difference between primary and secondary succession?
The presence of pioneer species
What role do pioneer species play in primary succession?
Facilitate the breakdown of rocks to form soil
What defines a climax community in ecological succession?
Dynamic equilibrium between species and environmental factors
In which type of succession does secondary succession occur?
Disturbed ecosystems with pre-existing soil
What initiates the process of primary succession?
Breakdown of rocks by pioneer species
What is the primary difference in habitat between primary and secondary succession?
Absence or presence of soil
Which term describes the process of ecological change in an ecosystem until it reaches a stable community?
Succession
What is the role of lichens in primary succession?
Accelerate the weathering of rocks
What characterizes a climax community?
Stable plant and animal species adapted to the environment
In secondary succession, what facilitates the faster progression of community change?
More competitive vegetation
Which category of plants typically replaces the initial pioneers during primary succession?
Shrubs and ferns
What contributes to making an environment more suitable for the next stage of succession?
Alterations made by the existing community
What is the main factor that distinguishes secondary succession from primary succession?
Presence of soil and seed bank
At what pace does secondary succession typically progress compared to primary succession?
It progresses faster
What vegetation types are the first to colonize in a newly disturbed area during primary succession?
Lichens and mosses
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