Which of the following is a non-essential element for plants?

  • A
    Barium
  • B
    Magnesium
  • C
    Potassium
  • D
    Calcium

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Similar Questions

How many macronutrients are obtained from the atmosphere?

Provide definitions/explanations for the following:
$(1)$ Mineral nutrition
$(2)$ Essential mineral elements

Which nutrient elements have a concentration of $1$ to $10 \, mg$ per gram of dry matter in plants?

Which one of the following minerals is an essential macronutrient for plant growth?

Explain with examples: macronutrients,micronutrients,beneficial nutrients,toxic elements and essential elements.

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