Which Factor Has Little Effect on the Rate of Transpiration

question 92

Multiple Choice

Which factor has little effect on the rate of transpiration?

• A) air temperature
• B) relative humidity
• C) air movement
• D) the amount of direct solar radiation
• E) daily fluctuations in atmospheric carbon dioxide concentrations

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Definitions:

Tidal Volume

The volume of air moved into or out of the lungs during a normal breath at rest.

Inspiratory Reserve

The additional amount of air that can be inhaled after a normal inhalation, demonstrating the reserve capacity of the lungs.

Expiratory Reserve

The additional amount of air that can be expelled from the lungs after a normal exhalation.

Internal Nares

The internal nares, also known as the choanae, are openings at the back of the nasal cavity leading into the pharynx, facilitating airflow from the nose to the throat.