After All Plants in a Selected Portion of the Hubbard

question 52

Multiple Choice

After all plants in a selected portion of the Hubbard Brook forest were killed, scientists detected a(n) :

• A)decrease in net calcium loss.
• B)decrease in net potassium loss.
• C)increase in net nitrogen loss.
• D)increase in the amount of nitrate in the soil.
• E)increase in the amount of potassium in the soil.

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Definitions:

Heavy Drinking

The consumption of alcoholic beverages in large quantities over a short period of time, potentially leading to health and social problems.

Daily Showers

The routine act of bathing oneself on a daily basis to maintain personal hygiene and health.

Learned Helplessness

Learned helplessness is a psychological condition where an individual learns to believe they are powerless to change a negative situation, even when opportunities to do so exist.

Controllability

The degree to which an individual can influence or manage the outcomes or conditions in their life or environment.