Ecosystem Interactions and Sustainability Quiz
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Questions and Answers

Which of the following statements best describes an ecosystem?

  • It is a self-sustaining system where organisms interact with each other and the environment. (correct)
  • It is a system where only producers and consumers interact with each other.
  • It is a system where only decomposers and consumers interact with each other.
  • It is a system where only abiotic factors influence the organisms.

What is the primary source of energy for producers in an ecosystem?

  • Decomposition
  • Photosynthesis (correct)
  • Cellular respiration
  • Consumption of other organisms

Which of the following organisms are responsible for breaking down dead or decaying matter in an ecosystem?

  • Producers
  • Abiotic factors
  • Consumers
  • Decomposers (correct)

What is the process by which consumers obtain energy and nutrients?

<p>Consumption of other organisms (C)</p> Signup and view all the answers

Which of the following statements best describes a sustainable ecosystem?

<p>It has a continuous supply of matter and energy, and a diverse range of species. (D)</p> Signup and view all the answers

What is the term used to describe the feeding positions in a food chain or web?

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

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