NEET 2019 Biology question

Xylem translocates.

(1)Water only
(2)Water and mineral salts only
(3)Water, mineral salts and some organic nitrogen only
(4)Water, mineral salts, some organic nitrogen and hormonesCorrect

Answer: (4)

Solution

Xylem is chiefly concerned with the transport of water and mineral salts from roots to the aerial parts. In addition, it carries some organic nitrogen (as amino acids and

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Question ID VK-092508