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STD 11 - 6. Anatomy flowering plants — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 6. Anatomy flowering plants1 Mark
MCQ
Vascular cambium in dicot root develops from
  • A
    Endodermis
  • B
    Pericycle
  • C
    Conjunctive parenchyma
  • ✓
    $(b)$ and $(c)$ both
✓

Answer

Correct option: D.
$(b)$ and $(c)$ both
d
(d) Vascular cambium is formed secondarily from conjuctive parenchyma cells lying just below each phloem strand.

The cells of pericycle lying out side the protoxylem also become meristematic to form part of strips of cambium.

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