NEET Biology question

Not in NEET syllabus

Which of the following elements is considered a beneficial element in higher plants?

(A)Sodium and iron
(B)Silicon and potassium
(C)Cobalt and seleniumCorrect
(D)All of these

Answer: (C)

Solution

Beneficial elements are those not universally essential but advantageous to certain plants; cobalt (notably important in legume nitrogen fixation) and selenium are classic examples cited alongside sodium and silicon. Among the given groupings,

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Question ID VK-112840