What Happens to the Tension in the Xylem When the Stomata

question 22

Multiple Choice

What happens to the tension in the xylem when the stomata close and evaporation stops?

• A)It goes to zero once evaporation ceases.
• B)It remains constant the moment the stomata close.
• C)It drops to a value closer to that of the water-filled pores in the soil.
• D)It continues to increase until the living cells of the leaf are fully hydrated.

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Definitions:

Opportunity Costs

The cost of choosing one alternative over others, representing the benefits an individual, investor, or business misses out on when choosing one option over another.

Resource Shiftability

The flexibility with which resources can be shifted from producing one product to another in response to changing market demands.

Production Possibilities Curve

A graphical representation showing the maximum combination of goods or services that can be produced in a given time period with available resources.

Consumer Goods

Products and commodities bought and used by individuals and households for personal consumption.