Plant Growth and Development Question 50

50. Movement of auxin is

[1994]

(a) centripetal

(b) basipetal

(c) acropetal

(d) both $B$ and $C$

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Answer : d

Hints & Solutions

(d) Auxins are synthesized at the tip of shoot & then transported towards the base i.e. basipetal. In all segments of root at all temperatures, the movement of auxin is polarised acropetally.