PLANT PHYSIOLOGY
TRANSPORT IN PLANT
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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They are made up of dead cells.
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They contain chloroplasts and nuclei.
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They are hydrophobic.
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Their walls are made of cellulose and lignin.
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Detailed explanation-1: -Here for the solution, answer is the statements that are incorrect about systems Are it conducts materials within dead cell, and another is it transport mainly sugars and amino acids. These are the incorrect statements, and are the answers not for the explanation.
Detailed explanation-2: -c) The xylem cells have chloroplasts, whereas the phloem cells do not have chloroplasts.
Detailed explanation-3: -Xylem is a complex permanent tissue. It is responsible for the upward conduction of water and minerals in plants. Xylem consists of tracheids, vessels, xylem parenchyma and xylem fibres.
Detailed explanation-4: -One of the cell types present in the xylem, the water-conducting tissue of plants, is a vessel element or vessel member (also termed trachea or xylem vessel). Thus, Tracheids are devoid of a nucleus and cytoplasm.