Mineral Nutrition Ques 41

41. Which of the following elements is responsible for maintaining turgor in cells?

(a) Magnesium

(b) Sodium

(c) Calcium

(d) Potassium

Show Answer

Answer : d

Hints & Solution

(d) Plants require potassium ions $(K^{+})$for protein synthesis and for the opening and closing of stomata, which is regulated by proton pumps to make surrounding guard cells either turgid or flaccid.



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