Match Each Description with the Correct Aquatic Ecosystem

question 91

Short Answer

Match each description with the correct aquatic ecosystem.
-mixed salt and fresh water; high primary productivity
A)lakes
B)streams
C)estuary
D)ocean shores
E)coral reefs
F)open ocean
G)hydrothermal vents

• A)lakes
• B)streams
• C)estuary
• D)ocean shores
• E)coral reefs
• F)open ocean
• G)hydrothermal vents

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Definitions:

Mixed Cost

A cost that contains both variable and fixed cost elements, changing with the level of output but not in direct proportion.

Mixed Cost

A cost composed of a fixed component and a variable component, changing in total with the level of activity but remaining constant on a per unit basis up to a certain production volume.

Variable Manufacturing Cost

The sum of all costs that vary with the level of manufacturing output, including direct materials, direct labor, and variable overhead.

Production Volume

The total quantity of goods or services produced by a company during a specific period.