Nutrients and Trophic Levels Quiz
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Questions and Answers

Which nutrient is a component of food?

  • Cellulose
  • Chlorophyll
  • Chitin
  • Protein (correct)
  • Which component of food provides energy?

  • Fiber
  • Carbohydrates (correct)
  • Vitamins
  • Minerals
  • Which component of food aids in digestion and helps prevent constipation?

  • Fat
  • Protein
  • Sugar
  • Fiber (correct)
  • What are the two broad categories of life forms based on their trophic levels?

    <p>Autotrophs and heterotrophs</p> Signup and view all the answers

    From where do autotrophs mainly obtain their energy for chemical reactions?

    <p>Mainly from the Sun and largely by photosynthesis</p> Signup and view all the answers

    What are mixotrophs?

    <p>Autotrophic organisms that partially obtain organic matter from sources other than the atmosphere</p> Signup and view all the answers

    What do the linkages in a food web illustrate?

    <p>Feeding pathways, such as where heterotrophs obtain organic matter by feeding on autotrophs and other heterotrophs</p> Signup and view all the answers

    What does a food web illustrate?

    <p>The flow of energy and matter through an ecosystem</p> Signup and view all the answers

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