If a Curve Rises and Then Falls,it Has a

question 123

Multiple Choice

If a curve rises and then falls,it has a

• A)minimum.
• B)maximum.
• C)slope that is negative and then positive.
• D)constant-slope relationship.
• E)linear relationship.

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Definitions:

Stomatal Closing

The process by which plants reduce the aperture of stomata in their leaves to decrease water loss and gas exchange; often in response to environmental stressors.

Circadian Rhythms

Biological processes or cycles that occur on a roughly 24-hour schedule in living organisms, governing physiological and behavioral changes.

Continual Darkness

An environmental condition where there is a constant absence of light, which can affect growth, behavior, and biological rhythms in organisms.

Stomata

Small openings on the surface of plant leaves and stems that allow for gas exchange between the environment and the plant's internal tissues.