Question

The nutrient element which controls movement of stomata and maintains the turgor of cells, is-

A Phosphorus Correct Answer Incorrect Answer
B Potassium Correct Answer Incorrect Answer
C Sulphur Correct Answer Incorrect Answer
D Magnesium Correct Answer Incorrect Answer

Solution

Potassium is an important for opening and closing of stomata. Transpiration is the process of giving out excess water to maintain water balance. The potassium ions create the water potential by accumulating in the guard cells of stomata.

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