Ecological Succession

What is ecological succession?

• A) The process of one species evolving into another

• B) The recycling of nutrients in an ecosystem

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

• D) The migration of animals from one habitat to another

Tags

NGSS.MS-LS2-4

Which of the following is NOT a type of succession we discussed?

• A) Primary succession

• B) Secondary succession

• C) Tertiary succession

• D) Aquaticsuccession

What is primary succession in ecology?

• The process where a community forms in a previously inhabited area.

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

• The process where a community is replaced by another within an inhabited area.

• The process where a community prevents any other from forming.

Which of the following is an example of an event that can lead to primary succession?

• Urban development

• Forest re-plantation

• Volcanic eruptions

• Agricultural expansion

Tags

NGSS.MS-ESS2-2

What is the first step of primary succession?

• Formation of soil from bare rock

• Decomposition of pioneer species

• Growth of complex plants

• Arrival of animals

Which of the following are considered pioneer species in primary succession?

• Lichen, mosses, and bacteria

• Shrubs and trees

• Birds and mammals

• Aquatic plants

What role do pioneer species play in primary succession?

• They decompose and release nutrients

• They prevent erosion

• They attract wildlife

• They shade the soil

What is the first stage of primary succession?

• Intermediate species

• Climax community

• Pioneer species

• Grasses and perennials

What represents the final stage of primary succession?

• Intermediate species

• Pioneer species

• Climax community

• Small annual plants and lichens

What is secondary succession in ecology?

• The process where a new species evolves from an existing one.

• The initial development of plant and animal life in an area without topsoil.

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

• The migration of animals from one habitat to another.