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periodic classification of elements — Science STD 10 — Question

Gujarat BoardEnglish MediumSTD 10Scienceperiodic classification of elements1 Mark
MCQ
The opening and closing of stomata depends on what ?
  • A
    Proportion of $O _2$
  • B
    Temperature
  • ✓
    Water in guard cells
  • D
    Concentration of $CO _2$ in stomata
✓

Answer

Correct option: C.
Water in guard cells
Water in guard cells

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