Which of the following statements is correctly related to the opening of stomata?
A) potassium is pumped into the guard cells and water follows by osmosis
B) potassium and water are both actively pumped into the guard cells
C) potassium is pumped out of the guard cells and water follows by osmosis
D) potassium and water are both actively pumped out of the guard cells
E) none of these statements is correctly related to the opening of stomata

Question

Quizplus · Accepted Answer

The opening of stomata is controlled by the movement of potassium ions (K+) into and out of guard cells. When potassium ions (K+) are actively pumped into the guard cells, water flows into the cells by osmosis, causing them to swell and the stomata to open. Therefore, statement A is the correct one.

Which of the Following Statements Is Correctly Related to the Opening