Which Root Adaptation Enables Plants to Access Atmospheric Nitrogen

question 36

Multiple Choice

Which root adaptation enables plants to access atmospheric nitrogen?

• A) root nodules that are colonized by bacteria
• B) a mutualistic relationship with fungi
• C) stomata that allow the diffusion of nitrogen through the epidermis of the leaf
• D) thin cell membranes that are porous enough to allow for the diffusion of nitrogen into the root system
• E) bacteria that live within the leaves of the plants that absorb nitrogen and make it available for the plant

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Definitions:

Total Utility

The total satisfaction or benefit gained from consuming a particular quantity of goods and services.

Maximum

The highest point on a nonlinear curve, where the slope changes from positive to negative.

Diminishing Marginal Utility

A principle stating that as a person consumes more of a good, the additional satisfaction or utility from consuming an additional unit decreases.

Total Utility

The total satisfaction received from consuming a particular quantity of goods or services.