Which of the Following Examples Poses the Greatest Potential Threat

question 41

Multiple Choice

Which of the following examples poses the greatest potential threat to biodiversity?

• A) replanting, after a clear cut, a monoculture of Douglas fir trees on land that consisted of old-growth Douglas fir, western cedar, and western hemlock
• B) allowing previously used farmland to go fallow and begin to fill in with weeds and then shrubs and saplings
• C) trapping and relocating large predators, such as mountain lions, that pose a threat as they move into areas of relatively dense human populations
• D) importing an Asian insect into the United States to control a weed that competes with staple crops
• E) releasing sterilized rainbow trout to boost the sport fishing of a river system that contains native brook trout

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Definitions:

Net Operating Income

A financial metric that calculates a company's profit after operating expenses are subtracted from its operating income.

Operating Assets

Assets used by a business in its day-to-day operations to generate income, including property, plant, and equipment but excluding investments and non-operational assets.

Return On Investment

A measure used to evaluate the efficiency or profitability of an investment compared to its cost.

Operating Assets

Resources owned by a business that are used in its day-to-day operations to generate revenue, such as machinery, buildings, and equipment.