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Q24) With reference to agricultural crop, which of the following are considered as critical elements? 1. Mg, Fe, Zn 2. C, H, O 3. N, P, K 4. Mn, Cl, Ca
Q24) With reference to agricultural crop, which of the following are considered as critical elements? 1. Mg, Fe, Zn 2. C, H, O 3. N, P, K 4. Mn, Cl, Ca
Biology | MHTCET
Q24) With reference to agricultural crop, which of the following are considered as critical elements? 1. Mg, Fe, Zn 2. C, H, O 3. N, P, K 4. Mn, Cl, Ca

Correct option: 3

Explanation: N, P, K are considered as critical elements. NPK, are big 3 primary nutrients in commercial fertilizers. Nitrogen is considered to be the most important nutrient.

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