Use of Synthetic Fertilizers Often Leads to the Contamination of Groundwater

question 33

Multiple Choice

Use of synthetic fertilizers often leads to the contamination of groundwater with nitrates. Nitrate pollution is also a suspected cause of anoxic "dead zones" in the ocean. Which of the following might help reduce nitrate pollution?

• A) growing improved crop plants that have nitrogen-fixing enzymes
• B) adding nitrifying bacteria to the soil
• C) adding denitrifying bacteria to the soil
• D) using ammonia instead of nitrate as a fertilizer

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Definitions:

Social Problem

Issues within society that are recognized by a significant number of people as being undesirable or needing improvement.

Adjustments

Changes made to adapt or conform to new conditions, situations, or requirements for achieving balance or improvement.

Dispersed Collectivity

A group of individuals who are physically separated but share common interests or identities, often connected through technology.

Shared Participation

Involvement and contribution of multiple individuals or groups in an activity or project, emphasizing collective effort and responsibility.