Energy Flow in Ecosystems Quiz
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Questions and Answers

What is the main source of energy for most life on Earth?

  • Thermal energy released by organisms
  • The Moon
  • The Sun (correct)
  • Chemical reactions within organisms

    • Which process do most producers use to make food?

  • Chemosynthesis
  • Photosynthesis (correct)
  • Decomposition
  • Respiration

    • What is the law that states energy cannot be created or destroyed, only changed in form?

  • Law of Conservation of Energy (correct)
  • Law of Conservation of Matter
  • Law of Thermodynamics
  • Law of Energy Transformation

    • Which organisms get their energy by consuming other organisms?

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

    What type of energy is released into the environment as a byproduct of organisms' processes?

    <p>Thermal energy</p> Signup and view all the answers

    What is the main role of detritivores in an ecosystem?

    <p>Breaking down dead organisms to recycle nutrients</p> Signup and view all the answers

    How do herbivores differ from carnivores in terms of diet?

    <p>Herbivores eat only producers.</p> Signup and view all the answers

    What does a food chain represent in an ecosystem?

    <p>The flow of energy from one organism to another</p> Signup and view all the answers

    What is the significance of the arrows in a food chain model?

    <p>They indicate the flow of energy between organisms.</p> Signup and view all the answers

    Why is a food chain model limited in explaining energy transfer in ecosystems?

    <p>It overlooks the complexity of organisms eating multiple foods.</p> Signup and view all the answers

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