Food Webs and Energy Flow

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Questions and Answers

Which organisms are producers in a food web?

  • Carrots (correct)
  • Rabbits
  • Grasses
  • None of the above

What does the arrow pointing from the Carrots to the Rabbits represent in the food web?

  • Carrots eat rabbits
  • Rabbits and carrots have a symbiotic relationship
  • There is no arrow pointing from the Carrots to the Rabbits
  • Rabbits eat carrots (correct)

Why are energy pyramids shaped as pyramids (triangles)?

  • To represent the population size of organisms in an ecosystem
  • To represent the flow of energy in a specific food chain (correct)
  • To represent the complexity of feeding relationships in a food web
  • There is no specific reason for the pyramid shape

If the population of carrots in the ecosystem decreases, what would happen to the rabbits?

<p>Rabbits would need to eat more grass to maintain their population size (B)</p> Signup and view all the answers

What do food webs show?

<p>Feeding relationships between many populations in an ecosystem (D)</p> Signup and view all the answers

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