Which Pair Does Not Correctly Match a Land-Use Practice with Its

question 66

Multiple Choice

Which pair does not correctly match a land-use practice with its accompanying effect on the soil?

• A) Annual harvesting of grass crops: removal of nutrient stores from soil
• B) Clear-cutting: excessive soil erosion
• C) Extensive nitrogen fertilizer use: algal blooms in nearby aquatic areas
• D) Irrigation of desert fields: excessive accumulation of salts in topsoil
• E) Crop rotation including legumes: decreased nutrient availability

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Definitions:

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The process of taking off a cast that was applied to support and protect broken bones or fractures as they heal.

Chronic Obstructive Pulmonary Disease

A long-term lung disease characterized by breathing difficulty due to airflow blockage.

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Additional oxygen provided to individuals who are not getting enough oxygen naturally to maintain healthy blood oxygen levels.

Nasal Cannula

A medical device consisting of a lightweight tube that splits into two prongs to deliver supplemental oxygen through the nostrils.