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Questions and Answers
What is a food chain?
What is a food chain?
- A network showing the interconnections between different food webs
- A complex network of different animals' feeding relations aggregated into a linear pathway
- A linear network of links in a food web starting from producer organisms and ending at apex predators, detritivores, or decomposers (correct)
- A direct, linear pathway of multiple animals at a time
What does each level of a food chain represent?
What does each level of a food chain represent?
- A different food web
- A different feeding relation
- A different trophic level (correct)
- A different ecosystem
How does a food chain differ from a food web?
How does a food chain differ from a food web?
- A food chain includes apex predators, detritivores, or decomposers, while a food web does not
- A food chain is always longer than a food web
- A food chain follows a direct, linear pathway of one animal at a time, while a food web is a complex network of different animals' feeding relations (correct)
- A food chain includes only producer organisms, while a food web includes all organisms
What is a common metric used to quantify food web trophic structure?
What is a common metric used to quantify food web trophic structure?
Who introduced the concepts of food chains and food webs?
Who introduced the concepts of food chains and food webs?
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