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Q. Which of the following elements are commonly found in most fertilizers?
Answer: Nitrogen, Potassium, Phosphorus
Notes: Nitrogen, phosphorus and potassium, or NPK, are the “Big 3” primary nutrients in commercial fertilizers. Each of these fundamental nutrients 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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📌 Question Number: 89 in Chemistry-3-Elements in the above course in App.