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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.
Related Questions: - Which one of the following elements is not an essential micronutrient for plant growth?
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Topics: Transport and Nutrition in Plants
(163)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which one of the following elements is not an essential micronutrient for plant growth?
- Which of the following gastric cells indirectly help in erythropoiesis
- In maize PEP carboxylation reaction takes place in
- Number of plant species estimated to be present in India is
- Which one of the following is a hallucinogenic drug?
Topics: Transport and Nutrition in Plants (163)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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