Ecological Succession

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Ecological succession

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The process of ecological change where one community replaces another over time

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Which of the following is NOT a type of succession we discussed?
A) Primary succession
B) Secondary succession
C) Tertiary succession
D) Aquatic succession

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Tertiary succession

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Primary succession in ecology

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The process where a community forms in an area that was previously uninhabited.

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Example of an event that can lead to primary succession: Urban development, Forest re-plantation, Volcanic eruptions, Agricultural expansion

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Volcanic eruptions

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What is the first step of primary succession?

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Formation of soil from bare rock

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Which of the following are considered pioneer species in primary succession?
Options: Lichen, mosses, and bacteria; Shrubs and trees; Birds and mammals; Aquatic plants

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Lichen, mosses, and bacteria

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What role do pioneer species play in primary succession?

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They decompose and release nutrients

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What is the first stage of primary succession?

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Pioneer species

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What represents the final stage of primary succession? Options: Intermediate species, Pioneer species, Climax community, Small annual plants and lichens

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Climax community

Tags

NGSS.MS-LS2-4

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What is secondary succession in ecology?

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The recovery of an ecosystem that was previously occupied by living organisms but was disturbed.