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Control and Coordination — Science STD 10 — Question

CBSE BoardEnglish MediumSTD 10ScienceControl and Coordination1 Mark
MCQ
The shape of guard cells changes due to change in the :
  • A
    Protein composition of cells.
  • B
    Temperature of cells.
  • ✓
    Amount of water in cells.
  • D
    Position of nucleus in the cells.
✓

Answer

Correct option: C.
Amount of water in cells.
Excess amount of water results in guard cells becoming turgid, while lack of water results in flaccidity of guard cells.

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