The a Horizon Is Usually ________ Underlying Layers Because ________

question 86

Multiple Choice

The A horizon is usually ________ underlying layers because ________.

• A) darker than; it is made of dark-colored, mafic minerals
• B) darker than; it contains humus
• C) lighter than; it is made of light-colored, felsic minerals
• D) lighter than; it contains little humus, but a considerable amount of mineral particles

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Definitions:

Social Phobia

A persistent and overwhelming fear of social situations, leading to significant anxiety and avoidance that impair daily functioning.

Generalized Anxiety Disorder

A chronic disorder characterized by excessive, long-lasting anxiety and worry about nonspecific life events, objects, and situations.

Agoraphobia

An anxiety disorder characterized by an intense fear of being in places where escape might be difficult or help might not be available.

Panic Attack

A panic attack is a sudden episode of intense fear or anxiety that triggers severe physical reactions when there is no real danger or apparent cause.