Which of the Following Statements About Water Pollution Is NOT

question 60

Multiple Choice

Which of the following statements about water pollution is NOT true?

• A) Exposure to lead can cause serious health problems.
• B) Warm water is less likely to contain lead that has been leached from supply pipes.
• C) Lead pipes and lead solder on pipes have been banned in the United States.
• D) Letting water run for a minute or so can minimize lead exposure.

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Definitions:

Color Vision

The ability of organisms to distinguish objects based on the wavelengths of the light they reflect, emit, or transmit.

Trichromatic Theory

A theory of color vision proposing that the eye perceives color through the relative rates of response by three types of cone cells, each sensitive to different wavelengths of light.

Opponent-Process Theory

Theory of color vision that proposes visual neurons (or groups of neurons) are stimulated by light of one color and inhibited by light of another color.

Visual Processing

The analysis and interpretation of visual information by the brain to understand and interact with the environment.