HORTICULTURE SCIENCE
ULTRA STRUCTURE OF PLANT CELLS AND ORGANS
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Moves water UP
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Xylem
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Phloem
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Either A or B
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None of the above
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Explanation:
Detailed explanation-1: -Capillary action draws water up within the xylem. Cohesion-tension pulls water up the xylem.
Detailed explanation-2: -The suction force (negative pressure) created by transpiration from the leaves’ surface draws water from the soil and roots through the xylem. Water is sucked up as a result of the xylem vessel. Due to the appearance of capillary action, transpirational pull moves water from roots to leaves.
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