NEET Biology question

Biology Anatomy of Flowering Plants NEET

I. Peripheral region of the secondary xylem in dicot stem is lighter in colour and known as heart wood. II. It is involved in water and mineral conduction. Select the correct option from below.

(A)I is correct, but II is incorrect
(B)I is incorrect, but II is correctCorrect
(C)I and II are correct
(D)I and II are incorrect

Answer: (B)

Solution

Statement I is incorrect: the peripheral, lighter-coloured region of secondary xylem is called sapwood, not heartwood (heartwood is the central, darker region).

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Question ID VK-105545