Imagine That a Deep Temperate Zone Lake Did Not "Turn

question 40

Multiple Choice

Imagine that a deep temperate zone lake did not "turn over" during the spring and fall seasons. Based on the physical and biological properties of limnetic ecosystems, what would be the difference from normal seasonal turnover?

• A) The lake would be uniformly cold during the winter and summer.
• B) The lake would fail to freeze over in winter.
• C) An algal bloom of algae would result every spring.
• D) Lakes would suffer a nutrient depletion in surface layers.
• E) The pH of the lake would become increasingly alkaline.

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Definitions:

Infant-Industry Argument

The economic rationale for protecting new industries with tariffs or other trade barriers until they become competitive internationally.

Tariff

A tax or duty to be paid on a particular class of imports or exports, used by governments to control trade and protect domestic industries.

Import Quota

A specific limit or maximum quantity (or value) of a good permitted to be imported into a country during a given period.

U.S. Imports

Goods and services brought into the United States from other countries for sale.