When the Movie Rating System Began in the Late 1960s

question 105

True/False

When the movie rating system began in the late 1960s, the G, PG, PG-13, R, X, and NC-17 ratings were all developed at that time and put immediately into place.

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Definitions:

Unfavorable Environmental Factor

An external condition that negatively impacts the growth, reproduction, or survival of organisms, such as pollution or extreme temperature.

Competitive Exclusion

A principle that two species competing for the same resources cannot coexist at constant population values if other ecological factors remain constant.

Secondary Succession

An ecological succession that takes place after some disturbance destroys the existing vegetation; soil is already present. See succession.

Resource Partitioning

The process by which species adapt to competition by utilizing different parts of the available resources, reducing direct competition.