Addition of Artificial Nitrogen Fertilizers to Agricultural Lands Causes an Increase

question 98

Multiple Choice

Addition of artificial nitrogen fertilizers to agricultural lands causes an increase in nitrification and denitrification by bacteria.These processes in turn release nitrous oxide (N₂O) into the atmosphere.What are the implications of additional nitrous oxide in the atmosphere?

• A) It is a harmless, inactive gas that has little or no effect.
• B) It increases smog and acts as a greenhouse gas.
• C) It lowers atmospheric temperatures.
• D) It remains near Earth's surface, causing smog but not climate change.
• E) It is fixed by soil bacteria and therefore can increase plant growth.

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Definitions:

Comorbidity

The presence of one or more additional diseases or disorders co-occurring with a primary disease or disorder in the same individual.

Treatment

Interventions or procedures designed to alleviate or cure illnesses, disorders, or injuries.

Diagnostic System

An organized system employed by medical experts to detect, categorize, and diagnose various diseases and disorders.

DSM-III-R

The third edition, revised version of the Diagnostic and Statistical Manual of Mental Disorders, a publication for the classification of mental disorders.