PLANT PHYSIOLOGY
MINERAL NUTRITION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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O
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N
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P
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K
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Detailed explanation-1: -Solution : Three important macronutrients included in most fertilisers are nitrogen, phosphorus and potassium. These are need to be replenished in crop fields as they are depleted by repeated cultivation. Oxygen is not one of these three elements.
Detailed explanation-2: -Answer and Explanation: c. Vitamins are not considered one of the major macronutrients. Rather, vitamins are an essential micronutrient that is used in the body to help with chemical reactions, for example, as cofactors.
Detailed explanation-3: -These are divided into macronutrients and micronutrients, all of which are essential for crops. Macronutrients are essential for plant growth and a good overall state of the plant. The primary macronutrients are Nitrogen (N), Phosphorus (P), and Potassium (K).
Detailed explanation-4: -Detailed Solution. Chlorine is not a macro nutrient for plants.