Primary Succession and Pioneer Species
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Questions and Answers

Which planet is the closest to the Sun and the smallest one in the Solar System?

  • Mercury (correct)
  • Mars
  • Jupiter
  • Venus

    • Which planet is the second planet from the Sun and known for its extreme heat?

  • Mercury
  • Venus (correct)
  • Jupiter
  • Mars

    • Which planet is a gas giant and composed mostly of hydrogen and helium?

  • Saturn
  • Neptune
  • Jupiter (correct)
  • Mars

    • According to the 10 percent law, how much energy is transferred from one trophic level to the next in a food chain?

    <p>10%</p> Signup and view all the answers

    Which of the following substances is a decomposer?

    <p>E. Coli</p> Signup and view all the answers

    What process is responsible for the water cycle?

    <p>Evaporation</p> Signup and view all the answers

    What is the by-product of cellular respiration in animals?

    <p>Carbon dioxide</p> Signup and view all the answers

    Which of the following is a consumer?

    <p>Wolf</p> Signup and view all the answers

    Which of the following is a producer?

    <p>Algae</p> Signup and view all the answers

    What is the process by which plants convert sunlight into chemical energy?

    <p>Photosynthesis</p> Signup and view all the answers

    What is the purpose of cellular respiration?

    <p>To produce carbon dioxide and water</p> Signup and view all the answers

    Which of the following best describes an ecosystem?

    <p>All the interacting parts of a biological community and its environment.</p> Signup and view all the answers

    What is the main function of water for living things?

    <p>To provide energy and materials for growth and repair.</p> Signup and view all the answers

    Which of the following is an example of an abiotic component of an ecosystem?

    <p>Water</p> Signup and view all the answers

    Which of the following is NOT a need of living things?

    <p>Nutrients</p> Signup and view all the answers

    What is the relationship between a remora and a shark?

    <p>Commensalism</p> Signup and view all the answers

    Which of the following is an example of commensalism?

    <p>Spiders and Trees</p> Signup and view all the answers

    What is the relationship between cattle and egrets?

    <p>Commensalism</p> Signup and view all the answers

    Which of the following is true about primary succession?

    <p>It occurs in areas with an absence of soil</p> Signup and view all the answers

    What is the purpose of a pioneer species in primary succession?

    <p>To disperse seeds by wind</p> Signup and view all the answers

    What is a climax community?

    <p>A community that is not easily replaced by other communities</p> Signup and view all the answers

    When does secondary succession occur?

    <p>When a community has been disturbed by both natural occurrences and human activities</p> Signup and view all the answers

    Which of the following is an example of bioinvasion?

    <p>The introduction of European starlings into North America</p> Signup and view all the answers

    Which of the following is NOT a resource that living things compete for?

    <p>Air</p> Signup and view all the answers

    What is the term for the pattern of change in ecosystems over time?

    <p>Succession</p> Signup and view all the answers

    What is the term for the first species to colonize a previously barren area?

    <p>Pioneer species</p> Signup and view all the answers

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