All of the Following Are Examples of Pollutants in the Marine

question 18

Multiple Choice

All of the following are examples of pollutants in the marine environment except:

• A) heavy metals such as mercury and silver.
• B) hydrocarbons.
• C) nitrate and phosphates.
• D) phytoplankton.
• E) sewage effluent.

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Definitions:

Pollution

The presence in or introduction into the environment of a substance or thing that has harmful or poisonous effects.

Marginal Social Benefit

The additional benefit society gains from consuming one more unit of a good or service.

Marginal Social Cost

The additional cost imposed on society as a whole by producing one extra unit of a good or service.

Pollution

The addition of pollutants to the natural surroundings, leading to harmful alterations.