Which of the Following Statements About Ecological Pyramids Is True

question 27

Multiple Choice

Which of the following statements about ecological pyramids is true?

• A)Pyramids built upon the biomass of organisms at each level eliminate size as a factor.
• B)Energy gains between trophic levels occur based upon biomass conversion.
• C)The limited number of trophic levels in an ecological pyramid is due to increasing complexity and size of organisms at each greater trophic level.
• D)A pyramid of organism numbers will always have a large base and a small top.
• E)None of the choices are true.

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Definitions:

PET Scan

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A system for temporarily storing and managing the information required to carry out complex cognitive tasks such as learning, reasoning, and comprehension.

Spatial Memory

The part of memory responsible for recording information about one's environment and spatial orientation, helping to navigate physical space.

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A technique used in psychology research to inhibit or disrupt the processing of a visual stimulus by presenting another stimulus immediately following the first.