The Eutrophication That Has Taken Place in Chesapeake Bay,the Gulf

question 3

Multiple Choice

The eutrophication that has taken place in Chesapeake Bay,the Gulf of Mexico,and other locations appears to be due to ______________

• A)heavy metals dumped in the sewage
• B)excess nutrients from fertilizers
• C)weather alone,because it is only obvious in the summer
• D)pesticide use along the waterways
• E)global warming from human use of fossil fuels

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Definitions:

Substitute

A good whose demand increases when the price of another good increases. For example, two brands of cola soft drinks are substitutes.

Complement

A good or service that is used together with another good or service, increasing its demand.

Income Increase

A rise in the amount of money received by individuals or entities, typically through earnings, investments, or bonuses.

Normal Good

A good for which demand increases when consumer income rises, and falls when consumer income decreases, all other factors being equal.