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JAMB Chemistry 2015 Objective — Question 18

Question 18 of 49 from the Joint Admissions and Matriculation Board (JAMB) Chemistry 2015 Objective paper, with the correct answer and a full explanation.

The opening and closing of the stoma are regulated by

A. respiration
B. osmosisCorrect
C. diffusion
D. transpiration

Explanation

The opening and closing of the stoma is regulated by osmosis in the guard cells.

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