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Excretory Products and their Elimination — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYExcretory Products and their Elimination1 Mark
MCQ
Sodium depletion occurs in excessive sweating, and cannot be corrected by drinking water alone. When uncorrected, it may lead to:
  • A
    Swelling of ankles and feet
  • B
    Increase of urea in blood
  • C
    Muscle cramps, loss of energy, fatigue and faintness
  • D
    Renal failure
✓

Answer

  1. Muscle cramps, loss of energy, fatigue and faintness

Explanation:

Fatigue is a feeling of tiredness or exhaustion or a need to rest because of lack of energy or strength. Fatigue may result from overwork, poor sleep, worry, boredom, or lack of sodium.Symptom that may be caused by illness. So, the correct option is "C" (Muscle cramps, loss of energy, fatigue and faintness).

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