Hydrothermal Vent Communities Are Unusual Because

question 70

Multiple Choice

Hydrothermal vent communities are unusual because

• A)a primary producer synthesizes organic matter.
• B)a producer exists without sunlight.
• C)a consumer eats a producer.
• D)there are no producers in the ecosystem.

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Definitions:

Blindsight

A condition where individuals can respond to visual stimuli without consciously perceiving them, typically following brain damage.

Afterimages

Visual illusions that continue to appear in one's vision after the exposure to the original image has ceased, often exhibiting contrasting colors.

Color Processing

The neurological process by which the brain interprets wavelengths of light as different colors, a function of the visual system.

Opponent-Process Cells

Specialized cells in the visual system that are used to detect color and are thought to work by encoding differences between the firing rates of pairs of color-sensitive neurons.