The Loss of Mayflies from a Stream Suggests That the Quality

question 82

Multiple Choice

The loss of mayflies from a stream suggests that the quality of water is declining; therefore, mayflies are a(n) ____ species.​

• A) ​degraded
• B) ​endangered
• C) ​threatened
• D) ​keystone
• E) indicator​

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Definitions:

Generational Tensions

Generational tensions are conflicts or differences in opinions, values, or interests between one generation and another, often arising from changes in society, technology, or economic conditions.

Popular Culture

The set of practices, beliefs, and objects that are dominant or prevalent in a society at a given point in time, embodying the everyday culture of the people.

Younger Americans

A term that may refer to the younger generation(s) in the United States, often discussed in the context of social, economic, or political change.

Older Americans

Individuals within the United States typically aged 65 and older, often considered in discussions of social services, healthcare, retirement, and age-related policies.