Podcast
Questions and Answers
Which one of these best describes a food web?
Which one of these best describes a food web?
- A complex, interconnected network of feeding relationships in an ecosystem (correct)
- A linear representation of energy flow in an ecosystem
- A diagram showing the transfer of water through an ecosystem
- A map of all the ecosystems in the world
What is the role of a producer in a food web?
What is the role of a producer in a food web?
- An organism that feeds on other organisms
- An organism that converts sunlight into energy through photosynthesis (correct)
- An organism that is at the highest trophic level
- An organism that decomposes dead organic matter
Which trophic level contains primary consumers in a typical food web?
Which trophic level contains primary consumers in a typical food web?
- Fourth trophic level
- Third trophic level
- Second trophic level (correct)
- First trophic level
If a population of foxes decreases due to disease, what is the likely impact on the populations of their prey, such as rabbits and mice?
If a population of foxes decreases due to disease, what is the likely impact on the populations of their prey, such as rabbits and mice?
What does a food web represent?
What does a food web represent?