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Course: High school biology - NGSS > Unit 4

Lesson 2: Flow of energy and cycling of matter in ecosystems
Science
High school biology - NGSS
Matter and energy in ecosystems
Flow of energy and cycling of matter in ecosystems
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Problem

The following energy pyramid represents the available energy at each trophic level within a terrestrial ecosystem. The energy in the producer level is given as a rate of energy flow (kcal/m2/yr).
Which of the following is the best estimate for the rate of energy flow in the primary consumer level in this ecosystem?
Choose 1 answer: