Which Statement Is TRUE Regarding Energy Sources Used by Organisms

question 77

Multiple Choice

Which statement is TRUE regarding energy sources used by organisms?

• A) Phototrophs can use carbon dioxide as a carbon source.
• B) Phototrophs can use carbon dioxide as an energy source.
• C) All phototrophs are autotrophs.
• D) All chemotrophs are heterotrophs.
• E) All phototrophs are autotrophs that can use carbon dioxide as a carbon source.

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Definitions:

Consumer's Surplus

The difference between the total amount consumers are willing to pay for a good or service and the total amount they actually pay.

Net Increase

The difference resulting from the amount by which something grows or goes up less any decreases.

Units of X

A measure or quantity of a specific good or product, referred to as 'X' in an economic or mathematical context.

Consumer's Surplus

The difference between the total amount that consumers are willing and able to pay for a good or service versus the total amount that they actually pay.