Which of the Following Always Has a "Pyramidal" Shape (I

question 133

Multiple Choice

Which of the following always has a "pyramidal" shape (i.e., decreasing values at higher trophic levels) ?

• A) Pyramids of number
• B) Pyramids of biomass
• C) Pyramids of energy
• D) Both a and b
• E) None of the above

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Definitions:

Fixed Costs

Fixed costs are business expenses that remain constant regardless of the level of production or sales, such as rent, salaries, and insurance.

Industry Supply Curve

A graphical representation showing the total quantity of a good or service that businesses in a specific industry are willing and able to supply at various prices.

Price of An Input

The cost associated with one unit of a raw material or component used in the production of goods or services.

Perfectly Competitive Industry

A market structure characterized by many buyers and sellers, free entry and exit, and a homogeneous product.