AI-generated practice question — model-generated for extra practice, not a previous-year CBSE board question.
Potash (K) is entirely imported because India has no reserves of commercially usable potash or potassium compounds in any form.
The passage directly states that potash is "entirely imported as the country does not have any reserves of commercially usable potash or potassium compounds in any form." For 1 mark, name the nutrient and give the one-line reason — nothing more is needed.
Source: Fertilizer Industry, Chapter 6