PLANTS
PLANT TISSUE
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Phloem is ____ i.e. it moves up and down
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Unidirectional
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bidirectional
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Explanation:
Detailed explanation-1: -Flow in Xylem is unidirectional while in Phloem is bidirectional.
Detailed explanation-2: -Transport in the phloem is therefore both up and down the stem. Transport of substances in the phloem is called translocation . Phloem consists of living cells.
Detailed explanation-3: -In a plant, translocation in xylem is unidirectional while in phloem it is bidirectional.
Detailed explanation-4: -The phloem transports food material from leaves to other parts of the plant body. It can conduct food in both directions.
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