Question

NPK salts are important macronutrients give reason

Answer 1

Answer:

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Explanation:

Nitrogen ,Phosphorus ,Potassium are the "big 3" primary nutrients in commercial fertilisers .Each of these fundamental fertilisers plays a key role in plant nutrition.Nitrogen is considered to be the most important nutrient and plants absorb more nitrogen than any other element .

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Answer 2

Answer:

NPK salts are macronutrients because they are required for protein formation, help in the production of energy and maintain the electrolyte balance

Explanation:

ICSE syllabus answer