The factor most important in regulating transpiration is

The Factor Most Important In Regulating Transpiration Is Biology Question

The factor most important in regulating transpiration is

Options

(a) temperature
(b) light
(c) wind
(d) relative humidity

Correct Answer:

temperature

Explanation:

Temperature is the most important factor that regulates transpiration. Transpiration takes place through open stomata. At 38-40°C stomata can open in complete darkness while at 0°C they remain closed even in continuous light. Normally high temperature above 30°C reduce stomatal opening in many species.

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Topics: Transport and Nutrition in Plants (163)
Subject: Biology (4253)

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