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Trophic Levels Quiz

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(3)

Generated by AI

1. Which of the following best describes a trophic level?

2. What is the primary source of energy for all trophic levels?

3. Which organism in an ecosystem would occupy the first trophic level?

4. Which trophic level typically contains the lowest number of organisms in an ecosystem?

5. What happens to the energy in an ecosystem as we move up the trophic levels?

6. What name is given to organisms that break down dead or decaying organisms, recycling nutrients back into the ecosystem?

7. Which of the following is not a job of primary consumers in an ecosystem?

8. Which of the following represents the correct flow of energy in a food chain?

9. What is the role of decomposers in the trophic pyramid?

10. Approximately what percentage of energy transfers from one trophic level to the next?