NEET Biology question

Not in NEET syllabus

The direction of movement in phloem is ...A... and that of xylem is ...B.... Choose the correct pair of options.

(A)A-downwards; B-downwards
(B)A-only upwards; B-only downward
(C)A-unidirectional; B-bidirectional
(D)A-bidirectional; B-unidirectionalCorrect

Answer: (D)

Solution

Movement of organic solutes in phloem is bidirectional (and even multidirectional across the plant, since the relative positions of source and sink vary with season and

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Question ID VK-127805