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How will you distinguish between the method of transport between xylem and phloem?

a)

Active transport move xylem but not phloem sap

b)

Transport, in xylem is unidirectional and saps move upward, while phloem sap moves ups and down

c)

Transpiration does not move xylem sap, but it moves phloem saps

d)

Transport of substances take place from source  to sink by both the tissues



Question ID - 3760 | SaraNextGen Top Answer

How will you distinguish between the method of transport between xylem and phloem?

a)

Active transport move xylem but not phloem sap

b)

Transport, in xylem is unidirectional and saps move upward, while phloem sap moves ups and down

c)

Transpiration does not move xylem sap, but it moves phloem saps

d)

Transport of substances take place from source  to sink by both the tissues

1 Answer
127 votes
Answer Key / Explanation : (b) -

(b)

Transport of water and mineral in xylem is unidirectional and sap move upwards due to transpirational pull. While transport in phloem is bidirectional and multidirectional, transport of organic food by phloem takes place from the source to sink

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