Match Each Description with the Appropriate Scientific Term

question 68

Multiple Choice

Match each description with the appropriate scientific term.
-relationship between a predator and prey that affects populations in two or more trophic levels

• A)biogeochemical cycles
• B)ecological efficiency
• C)ecological pyramid
• D)generalized compartment model
• E)gross primary productivity
• F)limiting nutrient
• G)net primary productivity
• H)pyramid of biomass
• I)secondary productivity
• J)simulation modelling
• K)standing crop biomass
• L)trophic cascade

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Definitions:

Break-Even

The juncture where the overall expenditures match the total income, resulting in neither a profit nor a loss.

Economic Profits

Profits exceeding the opportunity costs of all resources used, including both explicit and implicit costs.

Accounting Profits

The difference between total revenues and explicit costs, representing the net income a company reports on its financial statements.

Most Efficient Output

The level of production at which a firm operates with the lowest average total cost, achieving optimal efficiency.