The Center of a Normal Curve

question 104

Multiple Choice

The center of a normal curve

• A) is always equal to zero.
• B) is the mean of the distribution.
• C) cannot be negative.
• D) is the standard deviation.

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Definitions:

Secondary Succession

The process of ecological recovery and species replacement that occurs in an area where a biological community has been partially or entirely removed.

Bare Rock

Exposed rock surfaces without any vegetation, soil, or biological activity visible on them.

Mutualistic Relationship

A biological interaction between two different species where each species benefits from the relationship.

Density-Independent Factor

Environmental factors that affect the size of a population regardless of its density, such as weather, natural disasters, and pollution.