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STD 11 - 13. Plant growth and development — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 11 - 13. Plant growth and development4 Marks
MCQ
In coleoptile tissue, auxin is
  • A
    Not transported because it is used where it is made
  • B
    Transported by diffusion
  • C
    Transported from the base to tip by osmosis
  • ✓
    Produced by growing apices of stem, which migrate to the region of its action
✓

Answer

Correct option: D.
Produced by growing apices of stem, which migrate to the region of its action
d
Auxin is produced by growing apical part of the plant, i.e., apices of stems and roots. Then, it goes to the lateral parts (basipetal) and causes, the apical (root and shoot) parts of the plant to elongate

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