Which Ecological Problem Might Result from Fertilizing a Golf Course

question 5

Multiple Choice

Which ecological problem might result from fertilizing a golf course with phosphorus-rich fertilizer?

• A) poisoning of the grass caused by excess phosphorus
• B) heavy growth of algae and cyanobacteria in lakes and rivers caused by phosphorus runoff
• C) accumulation of toxic levels of phosphorus in animals in the vicinity, especially those higher on the food chain
• D) a slowdown in the weathering of rock that releases phosphates into the soil under natural conditions

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Definitions:

Simple Spending Multiplier

The ratio of a change in output to a change in autonomous spending that initiated the change, representing how spending circulates through an economy.

Marginal Propensity

The portion of additional income that an individual is likely to spend on goods and services instead of saving.

Price Level

The average of current prices across the entire spectrum of goods and services produced in the economy, which can affect purchasing power and inflation.

Aggregate Expenditure Line

A graphical representation of the total spending in an economy, including consumption, investment, government, and net exports, at various levels of income.