Which Population Was Unaffected by Density-Dependent Factors

question 29

Multiple Choice

Which population was unaffected by density-dependent factors?

• A) elk in Yellowstone National Park in the 1970s
• B) Norway lemmings
• C) yeast that ferment grape juice into wine
• D) bacteria kept in a culture that has its nutrients constantly replenished

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Definitions:

Long Run Adjustment

The process through which firms adjust their levels of production, capital, and other inputs to reach a new equilibrium in response to changes in market conditions over time.

Organic

Refers to products, especially food or farming methods, that are produced or conducted without the use of synthetic chemicals, fertilizers, or genetically modified organisms.

Profit

The financial gain realized when the amount of revenue gained exceeds the expenses, costs, and taxes involved in sustaining the activity in question.

Long Run Equilibrium

A state in an economy in which all factors of production and inputs can be varied, allowing firms to make adjustments and leading to the normalization of prices and output.