How Much of the Sun's Usable Energy Is Captured by the Photosynthetic

question 114

Multiple Choice

How much of the sun's usable energy is captured by the photosynthetic electron transport chain?

• A)close to 100%
• B)about 60%
• C)between 20% and 25%
• D)between 5% and 10%

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Definitions:

Unit Contribution Margin

The difference between the selling price per unit and the variable costs per unit, representing how much each unit sold contributes to covering fixed costs and generating profit.

Break-even Sales

Break-even Sales represent the amount of revenue needed to cover all fixed and variable costs, at which point a business does not make a profit or incur a loss.

Operating Leverage

A measure of how revenue growth translates into growth in operating income, determined by the proportion of fixed versus variable costs a company has.

Operating Income

Earnings from a company’s core business operations, excluding deductions for interest and taxes.