Use the Figure to Answer the Question: Which Arrow

question 28

Multiple Choice

Use the figure to answer the question: Which arrow, if representing magnitude, should show the largest biomass exiting primary producers?

• A) arrow leading to primary consumers
• B) arrow leading to detritus
• C) arrow leading back to primary producers
• D) loss of heat arrow

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Definitions:

Young-Helmholtz Theory

A theory of color vision that proposes the eye contains three types of color receptors sensitive to red, green, and blue.

Fovea

The central portion of the retina, where visual acuity (sharpness of vision) is highest.

Cones

Photoreceptor cells in the retina of the eye that function best in relatively bright light and enable the perception of color.

Light-sensitive

The characteristic of being responsive or sensitive to light, often referring to materials or biological entities that change in presence of light.