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

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 13. Plant growth and development1 Mark
MCQ
The correct sequence of cellular growth stages is
  • A
    Division $→$ differentiation $→$ elongation
  • ✓
    Division $→$ elongation $→$ differentiation
  • C
    Differentiation $→$ division $→$ elongation
  • D
    Elongation $→$ differentiation $→$ division
✓

Answer

Correct option: B.
Division $→$ elongation $→$ differentiation
b
(b)In phase of cell division, cells divide mitotically in apical meristem to increase mass. In phase of cell elongation, cells increase in size due to vacuolation i.e., by absoption of water. In phase of cell differentiation, cells start maturing to gain a permanent size and function.

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