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Tissues — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceTissues1 Mark
MCQ
Which among the following statement is true?
  • A
    All xylem cells are living except tracheids.
  • B
    All phloem cells are living except sieve tubes.
  • ✓
    All xylem cells are dead cells except xylem parenchyma.
  • D
    All phloem cells are dead cells except phloem fibres.
✓

Answer

Correct option: C.
All xylem cells are dead cells except xylem parenchyma.
Xylem parenchyma is the only living component of the xylem tissue whereas phloem sclerenchyma is the only dead component of phloem.

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