In a Deciduous Oak Forest in the Northeastern United States

question 103

Multiple Choice

In a deciduous oak forest in the northeastern United States, one example of a nonliving component of the ecosystem is:

• A)nematodes in the soil that feed on plant roots.
• B)nematodes in the soil that feed on dead organic matter.
• C)sunlight that filters through the canopy.
• D)animals such as deer that migrate through the forest but do not eat in the forest.
• E)the smaller plants living under the oak trees.

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Definitions:

Etiology

The study of the causes or origins of diseases or disorders.

Abnormal Psychology

The study of psychological disorders and unusual patterns of behavior, emotion, and thought.

Prevalence

The proportion of a population found to have a condition or characteristic at a specific time.

Frequency

The rate at which something occurs over a particular period of time or in a given sample.