In the Figure Shown, the Willow Tree Population Leveled Off

question 20

Multiple Choice

In the figure shown, the willow tree population leveled off at 475 trees and remained stable in the early 1980s. This most likely occurred because the

• A)trees occupied all of the available space that willows were able to occupy.
• B)tree seedlings were shaded by the grasses shown in the illustration.
• C)population growth rate exceeded the death rate.
• D)trees depleted all of the nutrients in the soil and the trees could no longer grow.

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Definitions:

Presidential Election

A political process in which citizens of a country vote to elect the president, the highest leadership position in the country's government.

Hidden Curriculum

Teaches students what will be expected of them as conventionally good citizens once they leave school.

Good Citizens

Individuals who actively contribute to the well-being of their community by obeying laws, voting, and participating in civic activities.

Preconventional

Refers to the first level of Kohlberg's stages of moral development, where behavior is guided by the consequences of actions (punishment, reward) rather than internalized moral principles.