The Broad Base at the Primary Producer Level in a Trophic

question 129

Multiple Choice

The broad base at the primary producer level in a trophic pyramid is due to all of the following EXCEPT the:

• A)greatest availability of energy.
• B)greatest amount of biomass.
• C)relatively higher number of primary producers compared with organisms at other levels.
• D)amount of oxygen given off at this level.
• E)larger body size of primary producers compared with organisms at other levels.

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