Ch 9: Community change over time (Succession)

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson
Download our mobile app to listen on the go
Get App

Questions and Answers

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?

  • Revolution
  • Mutation
  • Evolution
  • Succession (correct)

Which type of organisms are the first to colonize and inhabit a newly formed or disturbed area in the process of succession?

  • Mature Species
  • Pioneer Species (correct)
  • Extinct Species
  • Endangered Species

What is the final, stable community that is reached at the end of succession?

  • Climax Community (correct)
  • Initial Community
  • Pioneer Community
  • Transient Community

Where does primary succession occur?

<p>In a barren habitat (B)</p> Signup and view all the answers

Which type of succession begins with pioneer species?

<p>Primary Succession (A)</p> Signup and view all the answers

What role do pioneer species play in succession?

<p>Initiate the breakdown of rocks to form soil (A)</p> Signup and view all the answers

Which term is used to describe the process of regrowth or development following a disturbance in an existing ecosystem?

<p>Secondary Succession (A)</p> Signup and view all the answers

What is the role of lichens in the process of primary succession?

<p>Break down rocks to create soil (A)</p> Signup and view all the answers

Which plant group typically replaces the initial pioneers during primary succession?

<p>Shrubs (C)</p> Signup and view all the answers

What best describes the characteristic of a climax community?

<p>Stable and well-adapted to the environment (D)</p> Signup and view all the answers

In which type of succession does the process begin with a more developed soil base?

<p>Secondary succession (A)</p> Signup and view all the answers

What typically occurs at a faster rate in secondary succession compared to primary succession?

<p>Colonization of pioneer species (C)</p> Signup and view all the answers

Which vegetation types are generally the first to colonize during secondary succession?

<p>Grasses and shrubs (C)</p> Signup and view all the answers

During succession, what makes the environment more suitable for the next stage of development?

<p>Alterations by the preceding community (B)</p> Signup and view all the answers

What distinguishes secondary succession from primary succession in terms of habitat conditions?

<p>Pre-existing soil (B)</p> Signup and view all the answers

What is the key difference between primary and secondary succession?

<p>The presence of pioneer species (B)</p> Signup and view all the answers

What role do pioneer species play in primary succession?

<p>Facilitate the breakdown of rocks to form soil (B)</p> Signup and view all the answers

What defines a climax community in ecological succession?

<p>Dynamic equilibrium between species and environmental factors (B)</p> Signup and view all the answers

In which type of succession does secondary succession occur?

<p>Disturbed ecosystems with pre-existing soil (A)</p> Signup and view all the answers

What initiates the process of primary succession?

<p>Breakdown of rocks by pioneer species (D)</p> Signup and view all the answers

What is the primary difference in habitat between primary and secondary succession?

<p>Absence or presence of soil (C)</p> Signup and view all the answers

Which term describes the process of ecological change in an ecosystem until it reaches a stable community?

<p>Succession (A)</p> Signup and view all the answers

What is the role of lichens in primary succession?

<p>Accelerate the weathering of rocks (A)</p> Signup and view all the answers

What characterizes a climax community?

<p>Stable plant and animal species adapted to the environment (D)</p> Signup and view all the answers

In secondary succession, what facilitates the faster progression of community change?

<p>More competitive vegetation (D)</p> Signup and view all the answers

Which category of plants typically replaces the initial pioneers during primary succession?

<p>Shrubs and ferns (A)</p> Signup and view all the answers

What contributes to making an environment more suitable for the next stage of succession?

<p>Alterations made by the existing community (C)</p> Signup and view all the answers

What is the main factor that distinguishes secondary succession from primary succession?

<p>Presence of soil and seed bank (B)</p> Signup and view all the answers

At what pace does secondary succession typically progress compared to primary succession?

<p>It progresses faster (B)</p> Signup and view all the answers

What vegetation types are the first to colonize in a newly disturbed area during primary succession?

<p>Lichens and mosses (B)</p> Signup and view all the answers

More Like This

Ecology Energy Flow Quiz
6 questions
Ecology Definitions and Succession
8 questions
Ecological Succession and Balance Quiz
13 questions
Plant Succession and Disturbance Dynamics
59 questions
Use Quizgecko on...
Browser
Browser