NEET Biology question

As secondary growth proceeds in a dicot stem, the thickness of

(A)Sapwood increases
(B)Heartwood increasesCorrect
(C)Both sapwood and heartwood increase
(D)Both sapwood and heartwood remain the same

Answer: (B)

Solution

In a woody dicot stem, secondary xylem differentiates into an outer, lighter-coloured, functional sapwood and an inner, darker, non-conducting heartwood. Initially both sapwood and

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Question ID VK-105828