Multiple choice

The most important use of potassium is that

  1. it regulates many plant processes

  2. it provides red colour to the fruit

  3. it helps in photosynthesis

  4. it influences enzyme activity, which regulates many plant processes
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Potassium is essential for plant health because it activates numerous enzymes that regulate metabolic processes like protein synthesis and photosynthesis. It also maintains cell turgor and regulates the opening and closing of stomata.

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