NEET Biology ยท Medium

Transport in Plants: Stress MCQ

Solve this quality-checked NEET multiple-choice question, then review the correct answer and explanation.

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StressMediumQuestion 10706

Question

Stomata usually close during severe water stress because:

  1. A
    Guard cells lose turgor
    Correct
  2. B
    Hydathodes enlarge
  3. C
    Xylem pressure rises
  4. D
    Phloem loading doubles

Correct answer

Guard cells lose turgor

Explanation

Loss of turgor in guard cells closes the stomatal pore.