Multiple Choice
In an energy pyramid, at which level would most of the biomass be found?
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52. Ecosystems
Energy & Biomass Pyramids
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Based on an energy pyramid, which level of organisms will have the most available energy?
A
Primary consumers
B
Secondary consumers
C
Tertiary consumers
D
Producers
Verified step by step guidance1
Understand the concept of an energy pyramid: An energy pyramid is a graphical representation of the energy flow in an ecosystem, showing how energy is transferred from one trophic level to the next.
Identify the trophic levels: The energy pyramid consists of different levels, starting with producers at the base, followed by primary consumers, secondary consumers, and tertiary consumers.
Recognize the role of producers: Producers, such as plants and algae, are organisms that can produce their own food through photosynthesis, capturing energy from the sun.
Consider energy transfer efficiency: As energy moves up the pyramid from producers to consumers, only a small percentage (typically around 10%) of the energy is transferred to the next level, with the rest lost as heat.
Determine which level has the most energy: Since producers are at the base of the pyramid and capture energy directly from the sun, they have the most available energy compared to the higher trophic levels.
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