An Organism Which Is Not Normally Found in an Ecosystem,a

question 34

Multiple Choice

An organism which is not normally found in an ecosystem,a nonnative member,is referred to as:

• A)An endemic species
• B)A native species
• C)An alien species
• D)A keystone species
• E)A threatened species

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Definitions:

Fixed Cost

Expenses that do not change with the level of production or sales, such as rent, salaries, and insurance, remaining constant regardless of business activity volume.

Patent

A legal document granting an inventor exclusive rights to manufacture, use, or sell an invention for a certain number of years.

Demand Schedule

A table that shows the quantity of a good or service that consumers are willing and able to purchase at various prices during a specified period of time.

Marginal Cost

The increase in total cost that arises from an extra unit of production.