Which Pollutant Is Related to the Following Sources: Sea Salt

question 14

Multiple Choice

Which pollutant is related to the following sources: sea salt, automobile and truck exhaust, volcanoes, electric power plants?

• A) lead
• B) sulfur dioxide
• C) carbon monoxide
• D) particulates

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Definitions:

UV Radiation

Electromagnetic radiation with a wavelength shorter than that of visible light but longer than X-rays, capable of causing chemical reactions and damaging living tissues.

Oxygen

A reactive, life-supporting component of the air, primarily required for cellular respiration in aerobic organisms.

Gene Silencing

The process by which the expression of a gene is prevented or reduced, typically through natural cellular mechanisms.

DNA Profile

A unique set of DNA characteristics that can be used to identify an individual or to determine familial relationships.