Which Strategy Is Used by Plants in Hot,dry Climates to Conserve

question 83

Multiple Choice

Which strategy is used by plants in hot,dry climates to conserve water?

• A) They have a thick,waxy coating on their leaves.
• B) They have stomata that open during the day to capture carbon dioxide and reduce water loss.
• C) They extract oxygen from airspaces within the plant in order to keep stomata closed.
• D) They have small,thin leaves.
• E) They produce less chlorophyll to limit the need for water.

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Definitions:

Classical Conditioning

An education method where two stimuli are steadily associated; the reaction initially comes from the second stimulus but is later directly elicited by the first stimulus alone.

Vicarious Punishment

A process by which an individual observes another being punished and thus learns to refrain from the punished behavior.

Drug Tolerance

The phenomenon whereby increasing doses of a drug are required over time to achieve the same effect, often associated with addiction and dependence.

Behavior Modification

Behavior modification is the use of empirically demonstrated behavior change techniques to improve behaviors, often involving reinforcing desired behaviors and decreasing undesired ones.