Productivity in an Ecosystem Has to Do With

question 63

Multiple Choice

Productivity in an ecosystem has to do with:

• A) The efficiency of its primary producers
• B) The number of different species living in the ecosystem
• C) Its longevity
• D) The combined metabolic rate of the biological communities
• E) Its rate of producing biomass

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Definitions:

Purchasing Power

The economic value of a currency depicted by the number of goods or services obtainable by a single monetary unit.

US$ Per C$

The exchange rate that defines how much one can buy in US dollars (US$) with one Canadian dollar (C$).

Importer

An individual or organization that buys goods or services from a foreign country for use in their own country.

US$1,500 Item

An item priced at or having a value of one thousand five hundred United States dollars.